diff --git a/index.html b/index.html
index b9a2766..f51306f 100644
--- a/index.html
+++ b/index.html
@@ -44,6 +44,12 @@
   <!-- Pannello Info -->
   <div id="infoPanel" class="info-panel"></div>
 
+  <!-- Bottom Sheet stile Google Photos Web -->
+  <div id="bottomSheet" class="bottom-sheet">
+    <div class="sheet-header"></div>
+    <div class="sheet-gallery" id="sheetGallery"></div>
+  </div>
+
   <!-- Leaflet JS -->
   <script src="https://unpkg.com/leaflet/dist/leaflet.js"></script>
 
@@ -68,6 +74,10 @@
   <script src="js/gallery.js"></script>
   <script src="js/modal.js"></script>
   <script src="js/infoPanel.js"></script>
+
+  <!-- DEVE ESSERE PRIMA DI mapGlobal.js -->
+  <script src="js/bottomSheet.js"></script>
+
   <script src="js/mapGlobal.js"></script>
   <script src="js/main.js"></script>
 
diff --git a/js/bottomSheet.js b/js/bottomSheet.js
new file mode 100644
index 0000000..7e5359b
--- /dev/null
+++ b/js/bottomSheet.js
@@ -0,0 +1,51 @@
+// ===============================
+// BOTTOM SHEET (Google Photos Web)
+// ===============================
+
+const bottomSheet = document.getElementById("bottomSheet");
+const sheetGallery = document.getElementById("sheetGallery");
+
+// Apri il bottom sheet con una lista di foto
+function openBottomSheet(photoList) {
+  sheetGallery.innerHTML = "";
+
+  photoList.forEach(photo => {
+    const div = document.createElement("div");
+    div.className = "sheet-item";
+
+    div.innerHTML = `
+      <img src="https://prova.patachina.it/${photo.thub1}">
+    `;
+
+    div.addEventListener("click", () => {
+      openModal(
+        `https://prova.patachina.it/${photo.path}`,
+        photo.thub2
+          ? `https://prova.patachina.it/${photo.thub2}`
+          : `https://prova.patachina.it/${photo.thub1}`,
+        photo
+      );
+    });
+
+    sheetGallery.appendChild(div);
+  });
+
+  bottomSheet.classList.add("open");
+}
+
+// Chiudi il bottom sheet
+function closeBottomSheet() {
+  bottomSheet.classList.remove("open");
+}
+
+// Chiudi cliccando fuori dal bottom sheet
+document.addEventListener("click", (e) => {
+  if (!bottomSheet.classList.contains("open")) return;
+
+  const clickedInside = bottomSheet.contains(e.target);
+  const clickedMarker = e.target.closest(".photo-marker, .photo-cluster");
+
+  if (!clickedInside && !clickedMarker) {
+    closeBottomSheet();
+  }
+});
diff --git a/js/mapGlobal.js b/js/mapGlobal.js
index c8017f7..e233625 100644
--- a/js/mapGlobal.js
+++ b/js/mapGlobal.js
@@ -1,5 +1,5 @@
 // ===============================
-// MAPPA GLOBALE (marker personalizzati)
+// MAPPA GLOBALE (marker personalizzati + bottom sheet)
 // ===============================
 
 document.getElementById("openMapBtn").addEventListener("click", openGlobalMap);
@@ -10,15 +10,18 @@ function openGlobalMap() {
 
   const isOpen = mapDiv.classList.contains("open");
 
+  // Toggle mappa
   if (isOpen) {
     mapDiv.classList.remove("open");
     gallery.classList.remove("hidden");
+    closeBottomSheet();
     return;
   }
 
   mapDiv.classList.add("open");
   gallery.classList.add("hidden");
 
+  // Inizializza solo la prima volta
   if (!globalMap) {
     globalMap = L.map("globalMap").setView([42.5, 12.5], 6);
 
@@ -26,11 +29,13 @@ function openGlobalMap() {
       maxZoom: 19
     }).addTo(globalMap);
 
+    // ===============================
     // CLUSTER PERSONALIZZATI
+    // ===============================
     globalMarkers = L.markerClusterGroup({
       iconCreateFunction: function (cluster) {
         const markers = cluster.getAllChildMarkers();
-        const representative = markers[0].photoData; // la prima foto del gruppo
+        const representative = markers[0].photoData;
 
         return L.divIcon({
           html: `
@@ -47,7 +52,19 @@ function openGlobalMap() {
 
     globalMap.addLayer(globalMarkers);
 
+    // ===============================
+    // CLICK SUI CLUSTER → BOTTOM SHEET
+    // ===============================
+    globalMarkers.on("clusterclick", function (a) {
+      const markers = a.layer.getAllChildMarkers();
+      const photos = markers.map(m => m.photoData);
+
+      openBottomSheet(photos);
+    });
+
+    // ===============================
     // MARKER SINGOLI PERSONALIZZATI
+    // ===============================
     photosData.forEach(photo => {
       if (!photo.gps || !photo.gps.lat || !photo.gps.lng) return;
 
@@ -65,23 +82,18 @@ function openGlobalMap() {
         icon: markerIcon
       });
 
-      // Salviamo i dati della foto nel marker (serve per il cluster)
+      // Salviamo i dati della foto nel marker
       marker.photoData = photo;
 
+      // CLICK SU MARKER → BOTTOM SHEET CON 1 FOTO
       marker.on("click", () => {
-        // QUI poi apriremo il pannello inferiore
-        openModal(
-          `https://prova.patachina.it/${photo.path}`,
-          photo.thub2
-            ? `https://prova.patachina.it/${photo.thub2}`
-            : `https://prova.patachina.it/${photo.thub1}`,
-          photo
-        );
+        openBottomSheet([photo]);
       });
 
       globalMarkers.addLayer(marker);
     });
   }
 
+  // Fix dimensioni mappa
   setTimeout(() => globalMap.invalidateSize(), 200);
 }
diff --git a/style.css b/style.css
index cdb229c..cad5927 100644
--- a/style.css
+++ b/style.css
@@ -271,3 +271,73 @@ header {
   object-fit: cover;
   box-shadow: 0 2px 6px rgba(0,0,0,0.35);
 }
+/* ===============================
+   BOTTOM SHEET (Google Photos Web)
+   =============================== */
+
+.bottom-sheet {
+  position: fixed;
+  bottom: 0;
+  left: 0;
+  width: 100%;
+  height: 140px;
+  background: rgba(255,255,255,0.95);
+  backdrop-filter: blur(6px);
+  border-top: 1px solid #ddd;
+  box-shadow: 0 -2px 10px rgba(0,0,0,0.15);
+  display: none;
+  flex-direction: column;
+  z-index: 9999;
+}
+
+.bottom-sheet.open {
+  display: flex;
+}
+
+.sheet-header {
+  height: 12px;
+  display: flex;
+  justify-content: center;
+  align-items: center;
+}
+
+.sheet-header::before {
+  content: "";
+  width: 40px;
+  height: 4px;
+  background: #bbb;
+  border-radius: 4px;
+}
+
+.sheet-gallery {
+  display: flex;
+  flex-direction: row;
+  overflow-x: auto;
+  padding: 10px;
+  gap: 10px;
+}
+
+.sheet-gallery::-webkit-scrollbar {
+  height: 6px;
+}
+
+.sheet-gallery::-webkit-scrollbar-thumb {
+  background: #ccc;
+  border-radius: 3px;
+}
+
+.sheet-item {
+  width: 90px;
+  height: 90px;
+  border-radius: 10px;
+  overflow: hidden;
+  flex-shrink: 0;
+  box-shadow: 0 2px 6px rgba(0,0,0,0.25);
+  background: #eee;
+}
+
+.sheet-item img {
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+}