diff --git a/app/components/map.gjs b/app/components/map.gjs
index 41bd482..14537d5 100644
--- a/app/components/map.gjs
+++ b/app/components/map.gjs
@@ -60,9 +60,27 @@ export default class MapComponent extends Component {
 
     // Create a vector source and layer for bookmarks
     this.bookmarkSource = new VectorSource();
-    const bookmarkLayer = new VectorLayer({
-      source: this.bookmarkSource,
-      style: [
+    
+    const bookmarkStyleFunction = (feature) => {
+      const originalPlace = feature.get('originalPlace');
+      let color = '#ffcc33'; // Default Yellow
+
+      if (
+        originalPlace &&
+        originalPlace._listIds &&
+        originalPlace._listIds.length > 0
+      ) {
+        // Find the first list color
+        // We need access to storage.lists. 
+        // Since this is inside setupMap, 'this' refers to the component instance.
+        const firstListId = originalPlace._listIds[0];
+        const list = this.storage.lists.find((l) => l.id === firstListId);
+        if (list && list.color) {
+          color = list.color;
+        }
+      }
+
+      return [
         new Style({
           image: new Circle({
             radius: 10,
@@ -73,14 +91,19 @@ export default class MapComponent extends Component {
         new Style({
           image: new Circle({
             radius: 9,
-            fill: new Fill({ color: '#ffcc33' }), // Gold/Yellow
+            fill: new Fill({ color: color }),
             stroke: new Stroke({
               color: '#fff',
               width: 2,
             }),
           }),
         }),
-      ],
+      ];
+    };
+
+    const bookmarkLayer = new VectorLayer({
+      source: this.bookmarkSource,
+      style: bookmarkStyleFunction,
       zIndex: 10, // Ensure it sits above the map tiles
     });
 
diff --git a/app/components/place-details.gjs b/app/components/place-details.gjs
index db23a2f..5ac2f18 100644
--- a/app/components/place-details.gjs
+++ b/app/components/place-details.gjs
@@ -4,20 +4,31 @@ import { on } from '@ember/modifier';
 import { htmlSafe } from '@ember/template';
 import { humanizeOsmTag } from '../utils/format-text';
 import { getLocalizedName, getPlaceType } from '../utils/osm';
+import { mapToStorageSchema } from '../utils/place-mapping';
 import { getSocialInfo } from '../utils/social-links';
 import Icon from '../components/icon';
 import PlaceEditForm from './place-edit-form';
+import PlaceListsManager from './place-lists-manager';
 
 import { tracked } from '@glimmer/tracking';
 import { action } from '@ember/object';
 
 export default class PlaceDetails extends Component {
   @tracked isEditing = false;
+  @tracked showLists = false;
 
   get place() {
     return this.args.place || {};
   }
 
+  get saveablePlace() {
+    if (this.place.createdAt) {
+      return this.place;
+    }
+
+    return mapToStorageSchema(this.place);
+  }
+
   get tags() {
     return this.place.osmTags || {};
   }
@@ -37,6 +48,16 @@ export default class PlaceDetails extends Component {
     this.isEditing = false;
   }
 
+  @action
+  toggleLists() {
+    this.showLists = !this.showLists;
+  }
+
+  @action
+  closeLists() {
+    this.showLists = false;
+  }
+
   @action
   async saveChanges(changes) {
     if (this.args.onSave) {
@@ -247,21 +268,30 @@ export default class PlaceDetails extends Component {
       {{/if}}
 
       <div class="actions">
-        <button
-          type="button"
-          class={{if
-            this.place.createdAt
-            "btn btn-secondary"
-            "btn btn-outline"
-          }}
-          {{on "click" (fn @onToggleSave this.place)}}
-        >
-          <Icon
-            @name="bookmark"
-            @color={{if this.place.createdAt "currentColor" "#007bff"}}
-          />
-          {{if this.place.createdAt "Saved" "Save"}}
-        </button>
+        <div class="save-button-wrapper">
+          <button
+            type="button"
+            class={{if
+              this.place.createdAt
+              "btn btn-secondary"
+              "btn btn-outline"
+            }}
+            {{on "click" this.toggleLists}}
+          >
+            <Icon
+              @name="bookmark"
+              @color={{if this.place.createdAt "currentColor" "#007bff"}}
+            />
+            {{if this.place.createdAt "Saved" "Save"}}
+          </button>
+
+          {{#if this.showLists}}
+            <PlaceListsManager
+              @place={{this.saveablePlace}}
+              @onClose={{this.closeLists}}
+            />
+          {{/if}}
+        </div>
 
         {{#if this.place.createdAt}}
           <button
diff --git a/app/components/place-lists-manager.gjs b/app/components/place-lists-manager.gjs
new file mode 100644
index 0000000..6f0f24c
--- /dev/null
+++ b/app/components/place-lists-manager.gjs
@@ -0,0 +1,95 @@
+import Component from '@glimmer/component';
+import { service } from '@ember/service';
+import { action } from '@ember/object';
+import { on } from '@ember/modifier';
+import { fn } from '@ember/helper';
+import Icon from './icon';
+
+export default class PlaceListsManager extends Component {
+  @service storage;
+
+  get isSaved() {
+    return !!this.args.place.createdAt;
+  }
+
+  get placeListIds() {
+    return this.args.place._listIds || [];
+  }
+
+  @action
+  isInList(list) {
+    if (!this.placeListIds) return false;
+    return this.placeListIds.includes(list.id);
+  }
+
+  @action
+  async toggleSaved() {
+    if (this.isSaved) {
+      if (confirm(`Remove "${this.args.place.title}" from saved places?`)) {
+        await this.storage.removePlace(this.args.place);
+        if (this.args.onClose) this.args.onClose();
+      }
+    } else {
+      await this.storage.storePlace(this.args.place);
+    }
+  }
+
+  @action
+  async toggleList(list) {
+    const isMember = this.placeListIds.includes(list.id);
+    const shouldAdd = !isMember;
+
+    if (shouldAdd && !this.isSaved) {
+      // Auto-save if adding to list
+      await this.storage.storePlace(this.args.place);
+    }
+
+    try {
+      // Toggle membership
+      // We must pass the SAVED place (with ID) to the toggle function
+      // If we just saved it above, the args.place might still be the old object reference unless storage updates it in-place?
+      // StorageService.storePlace returns the new object.
+      // But togglePlaceList handles saving internally if ID is missing.
+
+      // Let's rely on storage.togglePlaceList to handle the "save if needed" part.
+      await this.storage.togglePlaceList(this.args.place, list.id, shouldAdd);
+    } catch (e) {
+      console.error(e);
+      alert('Failed to update list: ' + e.message);
+    }
+  }
+
+  <template>
+    <div class="place-lists-manager">
+      <div class="list-item master-toggle">
+        <label>
+          <input
+            type="checkbox"
+            checked={{this.isSaved}}
+            {{on "change" this.toggleSaved}}
+          />
+          <span class="list-name">Saved</span>
+        </label>
+      </div>
+
+      <div class="divider"></div>
+
+      <div class="lists-container">
+        {{#each this.storage.lists as |list|}}
+          <div class="list-item">
+            <label>
+              <input
+                type="checkbox"
+                checked={{this.isInList list}}
+                {{on "change" (fn this.toggleList list)}}
+                disabled={{unless this.isSaved true}}
+              />
+              <span class="list-color" style="background-color: {{list.color}}"></span>
+              <span class="list-name">{{list.title}}</span>
+            </label>
+          </div>
+        {{/each}}
+      </div>
+    </div>
+  </template>
+}
diff --git a/app/services/storage.js b/app/services/storage.js
index 248eb90..fa978f6 100644
--- a/app/services/storage.js
+++ b/app/services/storage.js
@@ -15,6 +15,7 @@ export default class StorageService extends Service {
   @tracked savedPlaces = [];
   @tracked loadedPrefixes = [];
   @tracked currentBbox = null;
+  @tracked lists = [];
   @tracked version = 0; // Shared version tracker for bookmarks
   @tracked initialSyncDone = false;
   @tracked connected = false;
@@ -46,6 +47,7 @@ export default class StorageService extends Service {
     this.rs.on('connected', () => {
       this.connected = true;
       this.userAddress = this.rs.remote.userAddress;
+      this.loadLists();
     });
 
     this.rs.on('disconnected', () => {
@@ -54,6 +56,7 @@ export default class StorageService extends Service {
       this.placesInView = [];
       this.savedPlaces = [];
       this.loadedPrefixes = [];
+      this.lists = [];
       this.initialSyncDone = false;
     });
 
@@ -61,13 +64,18 @@ export default class StorageService extends Service {
       // console.debug('[rs] sync done:', result);
       if (!this.initialSyncDone) {
         this.initialSyncDone = true;
+        this.loadLists();
       }
     });
 
     this.rs.scope('/places/').on('change', (event) => {
       // console.debug(event);
-      this.handlePlaceChange(event);
-      debounceTask(this, 'reloadCurrentView', 200);
+      if (event.relativePath.startsWith('_lists/')) {
+        this.loadLists();
+      } else {
+        this.handlePlaceChange(event);
+        debounceTask(this, 'reloadCurrentView', 200);
+      }
     });
   }
 
@@ -120,6 +128,88 @@ export default class StorageService extends Service {
     this.loadAllPlaces(required);
   }
 
+  async loadLists() {
+    try {
+      if (!this.places.lists) return; // Wait for module init
+
+      // Ensure defaults exist first
+      await this.places.lists.initDefaults();
+
+      const lists = await this.places.lists.getAll();
+      this.lists = lists || [];
+      this.refreshPlaceListAssociations();
+    } catch (e) {
+      console.error('Failed to load lists:', e);
+    }
+  }
+
+  refreshPlaceListAssociations() {
+    // 1. Build an index of PlaceID -> ListID[]
+    const placeToListMap = new Map();
+
+    this.lists.forEach((list) => {
+      if (list.placeRefs && Array.isArray(list.placeRefs)) {
+        list.placeRefs.forEach((ref) => {
+          if (!ref.id) return;
+          if (!placeToListMap.has(ref.id)) {
+            placeToListMap.set(ref.id, []);
+          }
+          placeToListMap.get(ref.id).push(list.id);
+        });
+      }
+    });
+
+    // 2. Helper to attach lists to a place object
+    const attachLists = (place) => {
+      const listIds = placeToListMap.get(place.id) || [];
+      // Assign directly to object property (non-tracked mutation is fine as we trigger updates below)
+      place._listIds = listIds;
+      return place;
+    };
+
+    // 3. Update savedPlaces
+    this.savedPlaces = this.savedPlaces.map((p) => attachLists({ ...p }));
+
+    // 4. Update placesInView
+    this.placesInView = this.placesInView.map((p) => attachLists({ ...p }));
+  }
+
+  async togglePlaceList(place, listId, shouldBeInList) {
+    if (!place) return;
+
+    // Ensure place is saved first if it's new
+    let savedPlace = place;
+    if (!place.id || !place.geohash) {
+      if (shouldBeInList) {
+        // If adding to a list, we must save the place first
+        savedPlace = await this.storePlace(place);
+      } else {
+        return; // Can't remove an unsaved place from a list
+      }
+    }
+
+    try {
+      if (shouldBeInList) {
+        await this.places.lists.addPlace(
+          listId,
+          savedPlace.id,
+          savedPlace.geohash
+        );
+      } else {
+        await this.places.lists.removePlace(listId, savedPlace.id);
+      }
+
+      // Reload lists to reflect changes
+      await this.loadLists();
+
+      // Return the updated place
+      return this.findPlaceById(savedPlace.id);
+    } catch (e) {
+      console.error('Failed to toggle place in list:', e);
+      throw e;
+    }
+  }
+
   async loadPlacesInBounds(bbox) {
     // 1. Calculate required prefixes
     const requiredPrefixes = getGeohashPrefixesInBbox(bbox);
@@ -173,6 +263,8 @@ export default class StorageService extends Service {
           // Full reload
           this.placesInView = places;
         }
+        // Refresh list associations
+        this.refreshPlaceListAssociations();
       } else {
         if (!prefixes) this.placesInView = [];
       }
diff --git a/app/styles/app.css b/app/styles/app.css
index 880f774..c13f2db 100644
--- a/app/styles/app.css
+++ b/app/styles/app.css
@@ -981,3 +981,63 @@ button.create-place {
   text-overflow: ellipsis;
   margin-top: 2px;
 }
+
+/* Place Lists Manager */
+.save-button-wrapper {
+  position: relative;
+}
+
+.place-lists-manager {
+  position: absolute;
+  top: 100%;
+  left: 0;
+  margin-top: 0.5rem;
+  background: white;
+  border-radius: 8px;
+  box-shadow: 0 4px 12px rgb(0 0 0 / 15%);
+  width: 220px;
+  z-index: 10;
+  padding: 0.5rem 0;
+}
+
+.place-lists-manager .list-item {
+  padding: 0.5rem 1rem;
+  display: flex;
+  align-items: center;
+}
+
+.place-lists-manager .list-item:hover {
+  background: #f8f9fa;
+}
+
+.place-lists-manager label {
+  display: flex;
+  align-items: center;
+  gap: 0.75rem;
+  width: 100%;
+  cursor: pointer;
+  margin: 0;
+  font-size: 0.95rem;
+  color: #333;
+}
+
+.place-lists-manager input[type="checkbox"] {
+  accent-color: #007bff;
+  width: 16px;
+  height: 16px;
+  cursor: pointer;
+}
+
+.place-lists-manager .list-color {
+  width: 12px;
+  height: 12px;
+  border-radius: 50%;
+  flex-shrink: 0;
+  border: 1px solid rgba(0,0,0,0.1);
+}
+
+.place-lists-manager .divider {
+  height: 1px;
+  background: #eee;
+  margin: 0.5rem 0;
+}
diff --git a/app/utils/place-mapping.js b/app/utils/place-mapping.js
new file mode 100644
index 0000000..d255a72
--- /dev/null
+++ b/app/utils/place-mapping.js
@@ -0,0 +1,15 @@
+import { getLocalizedName } from './osm';
+
+export function mapToStorageSchema(place) {
+  return {
+    title: place.title || getLocalizedName(place.osmTags, 'Untitled Place'),
+    lat: place.lat,
+    lon: place.lon,
+    tags: [],
+    url: place.osmTags?.website,
+    osmId: String(place.osmId || place.id),
+    osmType: place.osmType,
+    osmTags: place.osmTags || {},
+    description: place.description,
+  };
+}
diff --git a/tests/integration/components/place-details-test.gjs b/tests/integration/components/place-details-test.gjs
index dcf7e53..7e7ff4d 100644
--- a/tests/integration/components/place-details-test.gjs
+++ b/tests/integration/components/place-details-test.gjs
@@ -1,11 +1,35 @@
 import { module, test } from 'qunit';
 import { setupRenderingTest } from 'marco/tests/helpers';
-import { render } from '@ember/test-helpers';
+import { render, click } from '@ember/test-helpers';
+import Service from '@ember/service';
 import PlaceDetails from 'marco/components/place-details';
 
 module('Integration | Component | place-details', function (hooks) {
   setupRenderingTest(hooks);
 
+  class StorageService extends Service {
+    lists = [
+      { id: 'to-go', title: 'Want to go', color: '#ff00ff' },
+      { id: 'to-do', title: 'To do', color: '#008000' },
+    ];
+
+    async storePlace(place) {
+      return { ...place, id: '123', createdAt: new Date().toISOString() };
+    }
+
+    async removePlace() {
+      return true;
+    }
+
+    async togglePlaceList() {
+      return true;
+    }
+  }
+
+  hooks.beforeEach(function () {
+    this.owner.register('service:storage', StorageService);
+  });
+
   test('it formats coordinates correctly', async function (assert) {
     const place = {
       title: 'Test Place',
@@ -34,4 +58,160 @@ module('Integration | Component | place-details', function (hooks) {
     assert.dom('.place-details h3').hasText('Place without Coords');
     assert.dom('.meta-info a[href*="geo:"]').doesNotExist();
   });
+
+  test('it reveals the list manager when save is clicked', async function (assert) {
+    const place = {
+      title: 'Cool Cafe',
+      lat: 10,
+      lon: 10,
+    };
+
+    await render(<template><PlaceDetails @place={{place}} /></template>);
+
+    // Manager is initially hidden
+    assert.dom('.place-lists-manager').doesNotExist();
+
+    // Find the Save button
+    // It's the first button in .actions
+    const saveBtn = this.element.querySelector('.actions button');
+    await click(saveBtn);
+
+    // Manager should be visible now
+    assert.dom('.place-lists-manager').exists();
+
+    // Check for default lists from mock service
+    assert.dom('.place-lists-manager').includesText('Want to go');
+    assert.dom('.place-lists-manager').includesText('To do');
+    assert.dom('.place-lists-manager').includesText('Saved');
+  });
+
+  test('it handles saving a new place via master toggle', async function (assert) {
+    let storedPlace = null;
+
+    // Override mock service specifically for this test to spy on storePlace
+    class MockStorage extends Service {
+      lists = [];
+      async storePlace(place) {
+        storedPlace = place;
+        return { ...place, id: 'new-id', createdAt: new Date().toISOString() };
+      }
+    }
+    this.owner.register('service:storage', MockStorage);
+
+    const place = {
+      title: 'New Spot',
+      lat: 20,
+      lon: 20,
+    };
+
+    await render(<template><PlaceDetails @place={{place}} /></template>);
+
+    // Open manager
+    await click('.actions button');
+
+    // Find master "Saved" toggle
+    const masterToggle = this.element.querySelector(
+      '.place-lists-manager .master-toggle input'
+    );
+
+    // It should be unchecked initially for a new place
+    assert.dom(masterToggle).isNotChecked();
+
+    // Click it to save
+    await click(masterToggle);
+
+    // Verify storePlace was called
+    assert.ok(storedPlace, 'storePlace was called');
+    assert.strictEqual(storedPlace.title, 'New Spot');
+  });
+
+  test('it handles removing a saved place via master toggle', async function (assert) {
+    let removedPlace = null;
+    let confirmCalled = false;
+
+    // Mock confirm
+    const originalConfirm = window.confirm;
+    window.confirm = () => {
+      confirmCalled = true;
+      return true;
+    };
+
+    class MockStorage extends Service {
+      lists = [];
+      async removePlace(place) {
+        removedPlace = place;
+      }
+    }
+    this.owner.register('service:storage', MockStorage);
+
+    const place = {
+      id: 'saved-id',
+      title: 'Saved Spot',
+      lat: 30,
+      lon: 30,
+      createdAt: '2023-01-01', // Marks it as saved
+    };
+
+    await render(<template><PlaceDetails @place={{place}} /></template>);
+
+    // Open manager
+    await click('.actions button');
+
+    // Find master "Saved" toggle
+    const masterToggle = this.element.querySelector(
+      '.place-lists-manager .master-toggle input'
+    );
+
+    // It should be checked initially for a saved place
+    assert.dom(masterToggle).isChecked();
+
+    // Click it to remove
+    await click(masterToggle);
+
+    assert.ok(confirmCalled, 'confirm dialog was shown');
+    assert.strictEqual(removedPlace.id, 'saved-id', 'removePlace was called');
+
+    // Restore confirm
+    window.confirm = originalConfirm;
+  });
+
+  test('it adds place to a list', async function (assert) {
+    let listId = null;
+    let placeArg = null;
+    let shouldAdd = null;
+
+    class MockStorage extends Service {
+      lists = [{ id: 'favs', title: 'Favorites', color: 'red' }];
+      async togglePlaceList(place, id, add) {
+        placeArg = place;
+        listId = id;
+        shouldAdd = add;
+      }
+    }
+    this.owner.register('service:storage', MockStorage);
+
+    // Provide a place that is already saved
+    const place = {
+      id: 'p1',
+      title: 'My Spot',
+      createdAt: '2023-01-01',
+      _listIds: [], // Not in any list yet
+    };
+
+    await render(<template><PlaceDetails @place={{place}} /></template>);
+
+    // Open manager
+    await click('.actions button');
+
+    // Find the checkbox for "Favorites"
+    const checkbox = this.element.querySelectorAll(
+      '.place-lists-manager input[type="checkbox"]'
+    )[1]; // Index 1 because 0 is master toggle
+
+    await click(checkbox);
+
+    assert.strictEqual(listId, 'favs');
+    assert.strictEqual(placeArg.id, 'p1');
+    assert.true(shouldAdd);
+  });
 });
diff --git a/tests/unit/utils/place-mapping-test.js b/tests/unit/utils/place-mapping-test.js
new file mode 100644
index 0000000..e067bf0
--- /dev/null
+++ b/tests/unit/utils/place-mapping-test.js
@@ -0,0 +1,58 @@
+import { mapToStorageSchema } from 'marco/utils/place-mapping';
+import { module, test } from 'qunit';
+
+module('Unit | Utility | place-mapping', function () {
+  test('it maps a raw place object to the storage schema', function (assert) {
+    const rawPlace = {
+      osmId: 12345,
+      osmType: 'node',
+      lat: 52.52,
+      lon: 13.405,
+      osmTags: {
+        name: 'Test Place',
+        website: 'https://example.com',
+      },
+      description: 'A test description',
+    };
+
+    const result = mapToStorageSchema(rawPlace);
+
+    assert.strictEqual(result.title, 'Test Place');
+    assert.strictEqual(result.lat, 52.52);
+    assert.strictEqual(result.lon, 13.405);
+    assert.strictEqual(result.osmId, '12345');
+    assert.strictEqual(result.osmType, 'node');
+    assert.strictEqual(result.url, 'https://example.com');
+    assert.strictEqual(result.description, 'A test description');
+    assert.deepEqual(result.osmTags, rawPlace.osmTags);
+    assert.deepEqual(result.tags, []);
+  });
+
+  test('it prioritizes place.title over osmTags.name', function (assert) {
+    const rawPlace = {
+      osmId: 123,
+      lat: 0,
+      lon: 0,
+      title: 'Custom Title',
+      osmTags: {
+        name: 'OSM Name',
+      },
+    };
+
+    const result = mapToStorageSchema(rawPlace);
+    assert.strictEqual(result.title, 'Custom Title');
+  });
+
+  test('it handles fallback title correctly when no name is present', function (assert) {
+    const rawPlace = {
+      id: 987,
+      lat: 10,
+      lon: 20,
+      osmTags: {},
+    };
+
+    const result = mapToStorageSchema(rawPlace);
+    assert.strictEqual(result.title, 'Untitled Place');
+    assert.strictEqual(result.osmId, '987');
+  });
+});