diff --git a/public/Testgebiete.html b/public/Testgebiete.html
index 9159dccfd2f6aa01243815ab554e5a7ded6cc2ed..c72e965942fa766c2858c2229df594495da878f1 100644
--- a/public/Testgebiete.html
+++ b/public/Testgebiete.html
@@ -142,6 +142,27 @@
         </div>
 
 
+        <button style="margin: 20px 0px 5px 0px;" type="button" class="btn btn-outline-danger btnMod" onclick="gotoBHT()">BHT Berlin</button>
+    
+        
+        <div class="backdrop mainbackdrop">   
+          <h6 style="color: rgb(8, 228, 118);">CityGML Buildings </h6>
+          <table>  
+            <tbody>     
+           <tr>
+            <td style=" padding-bottom: 10px;"><strong>LOD2 Buildings </strong> </td>
+            <td style=" padding-bottom: 10px; padding-left: 15px;"><label class="switch">
+              <input id="FellbachBuildingsCheckbox" type="checkbox" onclick="toggleBHT_BuildingTiles()" checked>
+              <span class="slider round"></span>
+            </label>
+          </td>        
+          </tr>
+         </tbody>
+        </table>  
+             
+          </div>
+
+
 
 </div>
             
diff --git a/public/Testgebiete.js b/public/Testgebiete.js
index 4410b42a1a2adbc3036afa5e0e36ff01333c5eaf..bca40ecdbc00c61538c21cdf700fe5d8109d45e0 100644
--- a/public/Testgebiete.js
+++ b/public/Testgebiete.js
@@ -27,30 +27,18 @@ Cesium.Camera.DEFAULT_VIEW_FACTOR = 0;
 viewer.scene.globe.enableLighting = true; // set lighting to true
 
 // load 3d Tile set of HFT from Cesium ION.
-var tileset = viewer.scene.primitives.add(
-	new Cesium.Cesium3DTileset({
-		url: Cesium.IonResource.fromAssetId(656401),
-	})
-);
-
-// define a function to zoom to the tileset (invoke later)
-var zoomAll = function (tileset) {
-	return new Promise(function (resolve, reject) {
-		if (!tileset) {
-			reject("Tileset is undifined");
-		}
-		viewer.camera.viewBoundingSphere(
-			tileset.boundingSphere,
-			new Cesium.HeadingPitchRange(0, -0.5, 400)
-		);
-		viewer.camera.lookAtTransform(Cesium.Matrix4.IDENTITY);
-		resolve();
-	});
-};
-
-
-
+// var tileset = viewer.scene.primitives.add(
+// 	new Cesium.Cesium3DTileset({
+// 		url: Cesium.IonResource.fromAssetId(656401),
+// 	})
+// );
 
+var HFT_Tileset_LOD1 = viewer.scene.primitives.add(
+    new Cesium.Cesium3DTileset({
+      url: "buildingTiles/HFTbuildingsLOD1/tileset.json",
+      show: true,
+    })
+  );
 
 //   var HFT_testbld = viewer.scene.primitives.add(
 // 	new Cesium.Cesium3DTileset({
@@ -139,10 +127,10 @@ var HFT_testbld = viewer.scene.primitives.add(
 	//////// important value. to find the correct value trail and error is needed for a perfect fit
 	const BUILDIG_TILESET_HEIGHT_OFFSET = 50;
 	
-	tileset.readyPromise.then(function (tileset) {
+	HFT_Tileset_LOD1.readyPromise.then(function (HFT_Tileset_LOD1) {
 		var height = BUILDIG_TILESET_HEIGHT_OFFSET;
 		var cartographic = Cesium.Cartographic.fromCartesian(
-			tileset.boundingSphere.center
+			HFT_Tileset_LOD1.boundingSphere.center
 		);
 		var surface = Cesium.Cartesian3.fromRadians(
 			cartographic.longitude,
@@ -160,12 +148,49 @@ var HFT_testbld = viewer.scene.primitives.add(
 			new Cesium.Cartesian3()
 		);
 		// now shift / translate the tileset by the translation vector defined above
-		tileset.modelMatrix = Cesium.Matrix4.fromTranslation(translation);
+		HFT_Tileset_LOD1.modelMatrix = Cesium.Matrix4.fromTranslation(translation);
 
-		// return zoomAll(tileset); // zoom or rather go to the translated tileset
+		// return zoomAll(HFT_Tileset_LOD1); // zoom or rather go to the translated tileset
 	});
 
-	tileset.show = false;
+	HFT_Tileset_LOD1.show = false;
+
+
+//////////////////////////////////////////////////////////////////////////////////////
+
+var BHT_Tileset = viewer.scene.primitives.add(
+    new Cesium.Cesium3DTileset({
+      url: "buildingTiles/BHT/tileset.json",
+      show: true,
+    })
+  );
+
+
+  BHT_Tileset.readyPromise.then(function (HFBHT_Tileset_testbld) {
+	var height =44;
+	var cartographic = Cesium.Cartographic.fromCartesian(
+		BHT_Tileset.boundingSphere.center
+	);
+	var surface = Cesium.Cartesian3.fromRadians(
+		cartographic.longitude,
+		cartographic.latitude,
+		0.0
+	);
+	var offset = Cesium.Cartesian3.fromRadians(
+		cartographic.longitude,
+		cartographic.latitude,
+		height
+	);
+	var translation = Cesium.Cartesian3.subtract(
+		offset,
+		surface,
+		new Cesium.Cartesian3()
+	);
+	// now shift / translate the tileset by the translation vector defined above
+	BHT_Tileset.modelMatrix = Cesium.Matrix4.fromTranslation(translation);
+
+	return zoomAll(BHT_Tileset); // zoom or rather go to the translated tileset
+});
 
 
 ////////////////////////////////////////////////////////////////////////////////////
@@ -248,11 +273,11 @@ var toggleRGBPC = function () {
 }
 
 var toggleBuildingTiles = function () {
-	if (tileset.show === true) {
-		tileset.show = false
+	if (HFT_Tileset_LOD1.show === true) {
+		HFT_Tileset_LOD1.show = false
 	}
 	else {
-		tileset.show = true	
+		HFT_Tileset_LOD1.show = true	
 		if (tilesetLOD3.show === true){
 			$('#prettyBuildingsCheckbox').prop('checked', false);
 			tilesetLOD3.show = false
@@ -294,9 +319,9 @@ var togglePrettyBuildingTiles = function () {
 	}
 	else {
 		tilesetLOD3.show = true				
-		if (tileset.show === true){
+		if (HFT_Tileset_LOD1.show === true){
 			$('#simpleBuildingsCheckbox').prop('checked', false);
-			tileset.show = false
+			HFT_Tileset_LOD1.show = false
 		}
 	}
 	// $('#prettyBuildingsCheckbox').prop('checked', true); // Checks it
@@ -306,6 +331,15 @@ var togglePrettyBuildingTiles = function () {
 
 
 
+var toggleBHT_BuildingTiles = function () {
+	if (BHT_Tileset.show === true) {
+		BHT_Tileset.show = false
+	}
+	else {
+		BHT_Tileset.show = true;				
+	}
+}
+
 ////////////////////////////////////////////////////
 	// Fellbach building tiles
 	fellbachBuildings = viewer.scene.primitives.add(new Cesium.Cesium3DTileset({
@@ -378,7 +412,20 @@ var togglePrettyBuildingTiles = function () {
 	});
 
 
-		  
+
+	
+	var gotoBHT = function () {
+		
+
+		var extent = Cesium.Rectangle.fromDegrees(13.3438353562,52.5410017572,13.3610358270,52.5474834537);
+		Cesium.Camera.DEFAULT_VIEW_RECTANGLE = extent;
+		Cesium.Camera.DEFAULT_VIEW_FACTOR = 0;
+
+		viewer.flyTo(BHT_Tileset);
+
+
+		
+	}  
 
 	var gotoFellbach = function () {
 
diff --git a/public/buildingTiles/BHT/b3dms/R.b3dm b/public/buildingTiles/BHT/b3dms/R.b3dm
new file mode 100644
index 0000000000000000000000000000000000000000..a998076e0e3656995ba1e21f9952c5c1fcfef9c3
Binary files /dev/null and b/public/buildingTiles/BHT/b3dms/R.b3dm differ
diff --git a/public/buildingTiles/BHT/b3dms/R/NE.b3dm b/public/buildingTiles/BHT/b3dms/R/NE.b3dm
new file mode 100644
index 0000000000000000000000000000000000000000..823607f19fbc3a6811bc7bf73f4e37f25822849a
Binary files /dev/null and b/public/buildingTiles/BHT/b3dms/R/NE.b3dm differ
diff --git a/public/buildingTiles/BHT/b3dms/R/SW.b3dm b/public/buildingTiles/BHT/b3dms/R/SW.b3dm
new file mode 100644
index 0000000000000000000000000000000000000000..acfa53aeaa99c865111234140cae0663a03b10ca
Binary files /dev/null and b/public/buildingTiles/BHT/b3dms/R/SW.b3dm differ
diff --git a/public/buildingTiles/BHT/b3dms/R/desktop.ini b/public/buildingTiles/BHT/b3dms/R/desktop.ini
new file mode 100644
index 0000000000000000000000000000000000000000..847b741b9a437a46edba88129526d4bd140977f4
Binary files /dev/null and b/public/buildingTiles/BHT/b3dms/R/desktop.ini differ
diff --git a/public/buildingTiles/BHT/b3dms/desktop.ini b/public/buildingTiles/BHT/b3dms/desktop.ini
new file mode 100644
index 0000000000000000000000000000000000000000..847b741b9a437a46edba88129526d4bd140977f4
Binary files /dev/null and b/public/buildingTiles/BHT/b3dms/desktop.ini differ
diff --git a/public/buildingTiles/BHT/desktop.ini b/public/buildingTiles/BHT/desktop.ini
new file mode 100644
index 0000000000000000000000000000000000000000..847b741b9a437a46edba88129526d4bd140977f4
Binary files /dev/null and b/public/buildingTiles/BHT/desktop.ini differ
diff --git a/public/buildingTiles/BHT/tileset.json b/public/buildingTiles/BHT/tileset.json
new file mode 100644
index 0000000000000000000000000000000000000000..064199cf37dc6e042f7b799a548a1fdb113d5268
--- /dev/null
+++ b/public/buildingTiles/BHT/tileset.json
@@ -0,0 +1,175 @@
+{
+    "asset": {
+        "version": "0.0"
+    },
+    "geometricError": 247.9417658429499,
+    "root": {
+        "refine": "ADD",
+        "boundingVolume": {
+            "region": [
+                0.2329960989214269,
+                0.9170443736130169,
+                0.23311497883637408,
+                0.9170987530397745,
+                32.8400001525879,
+                86.2489032390836
+            ]
+        },
+        "content": {
+            "uri": "b3dms/R.b3dm",
+            "boundingVolume": {
+                "region": [
+                    0.2329960989214269,
+                    0.9170443736130169,
+                    0.23311497883637408,
+                    0.9170987530397745,
+                    32.8400001525879,
+                    86.2489032390836
+                ]
+            }
+        },
+        "children": [
+            {
+                "boundingVolume": {
+                    "region": [
+                        0.2329960989214269,
+                        0.9170443736130169,
+                        0.23305553887890046,
+                        0.9170715633263957,
+                        32.8400001525879,
+                        86.2489032390836
+                    ]
+                },
+                "content": {
+                    "uri": "b3dms/R/NE.b3dm",
+                    "boundingVolume": {
+                        "region": [
+                            0.23303781472316767,
+                            0.9170588983247077,
+                            0.23304767791082373,
+                            0.9170645423431714,
+                            34.810001373291,
+                            39.4694109616214
+                        ]
+                    }
+                },
+                "geometricError": 0.0
+            },
+            {
+                "boundingVolume": {
+                    "region": [
+                        0.2329960989214269,
+                        0.9170715633263957,
+                        0.23305553887890046,
+                        0.9170987530397745,
+                        32.8400001525879,
+                        86.2489032390836
+                    ]
+                },
+                "content": {
+                    "uri": "b3dms/R/SW.b3dm",
+                    "boundingVolume": {
+                        "region": [
+                            0.23301939875921435,
+                            0.9170718013658467,
+                            0.23302710207027516,
+                            0.9170755158016375,
+                            36.0,
+                            56.4664026524832
+                        ]
+                    }
+                },
+                "geometricError": 0.0
+            }
+        ],
+        "geometricError": 52.78743525512473
+    },
+    "properties": {
+        "EIG_KL_PV": {
+            "maximum": 3,
+            "minimum": 0
+        },
+        "H_First_Max": {
+            "maximum": 86.2489,
+            "minimum": 39.46941
+        },
+        "CreationDate": {},
+        "STR": {
+            "maximum": 2897,
+            "minimum": 321
+        },
+        "MeasuredHeight": {
+            "maximum": 52.8189,
+            "minimum": 4.65941
+        },
+        "LFD": {
+            "maximum": 2,
+            "minimum": 1
+        },
+        "GMDE": {
+            "maximum": 1,
+            "minimum": 1
+        },
+        "gmlID": {},
+        "FOLIE": {
+            "maximum": 11,
+            "minimum": 11
+        },
+        "EIG_KL_ST": {
+            "maximum": 1,
+            "minimum": 0
+        },
+        "H_Trauf_Min": {
+            "maximum": 58.32,
+            "minimum": 39.46941
+        },
+        "RoofType": {
+            "maximum": 1130,
+            "minimum": 1000
+        },
+        "FeatureType": {},
+        "H_First_Min": {
+            "maximum": 63.5,
+            "minimum": 39.46941
+        },
+        "KREIS": {
+            "maximum": 0,
+            "minimum": 0
+        },
+        "RBEZ": {
+            "maximum": 0,
+            "minimum": 0
+        },
+        "H_Trauf_Max": {
+            "maximum": 86.2489,
+            "minimum": 39.46941
+        },
+        "HNR": {
+            "maximum": 37,
+            "minimum": 10
+        },
+        "LAND": {
+            "maximum": 11,
+            "minimum": 11
+        },
+        "Function": {
+            "maximum": 2741,
+            "minimum": 1123
+        },
+        "ThoroughfareNumber": {
+            "maximum": 39,
+            "minimum": 9
+        },
+        "LocalityName": {},
+        "ThoroughfareName": {},
+        "CoreName": {},
+        "Longitude": {
+            "maximum": 13.35650442860574,
+            "minimum": 13.351469460791014
+        },
+        "Latitude": {
+            "maximum": 52.54588794588965,
+            "minimum": 52.54349466985517
+        }
+    }
+}
\ No newline at end of file