diff --git a/_static/videos/06_Completeness_interactive_map.gif b/_static/videos/06_Completeness_interactive_map.gif
new file mode 100644
index 0000000..022934b
Binary files /dev/null and b/_static/videos/06_Completeness_interactive_map.gif differ
diff --git a/book/06_Completeness_of_OSM_building_data.ipynb b/book/06_Completeness_of_OSM_building_data.ipynb
index 376b619..b9fd187 100644
--- a/book/06_Completeness_of_OSM_building_data.ipynb
+++ b/book/06_Completeness_of_OSM_building_data.ipynb
@@ -9,6 +9,7 @@
    ]
   },
   {
+   "attachments": {},
    "cell_type": "markdown",
    "id": "4b10fd63-2f4d-4279-b4e5-b28ff4de2275",
    "metadata": {},
@@ -23,7 +24,9 @@
     "* Create bounding boxes\n",
     "* Downloading data from Overture Maps\n",
     "* Data processing\n",
-    "* Visualizing the results"
+    "* Visualizing the results\n",
+    "\n",
+    "![06_Completeness_interactive_map.gif](../_static/videos/06_Completeness_interactive_map.gif)"
    ]
   },
   {
@@ -601,7 +604,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 18,
+   "execution_count": 13,
    "id": "f2d0941f",
    "metadata": {},
    "outputs": [
@@ -669,38 +672,38 @@
        "      <td>...</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>891891</th>\n",
+       "      <th>891884</th>\n",
        "      <td>POLYGON ((13.72285 52.66864, 13.72285 52.6685,...</td>\n",
        "      <td>OpenStreetMap</td>\n",
        "      <td>0</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>891892</th>\n",
+       "      <th>891885</th>\n",
        "      <td>POLYGON ((13.74536 52.67531, 13.7453 52.67531,...</td>\n",
        "      <td>Microsoft ML Buildings</td>\n",
        "      <td>1</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>891893</th>\n",
+       "      <th>891886</th>\n",
        "      <td>POLYGON ((13.74532 52.67532, 13.74539 52.67531...</td>\n",
        "      <td>Microsoft ML Buildings</td>\n",
        "      <td>1</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>891894</th>\n",
+       "      <th>891887</th>\n",
        "      <td>POLYGON ((13.74539 52.67541, 13.74536 52.67538...</td>\n",
        "      <td>Microsoft ML Buildings</td>\n",
        "      <td>1</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>891895</th>\n",
+       "      <th>891888</th>\n",
        "      <td>POLYGON ((13.75248 52.67421, 13.75251 52.6742,...</td>\n",
        "      <td>Esri Community Maps</td>\n",
        "      <td>1</td>\n",
        "    </tr>\n",
        "  </tbody>\n",
        "</table>\n",
-       "<p>891896 rows × 3 columns</p>\n",
+       "<p>891889 rows × 3 columns</p>\n",
        "</div>"
       ],
       "text/plain": [
@@ -711,11 +714,11 @@
        "3       POLYGON ((13.09216 52.33845, 13.0921 52.33841,...   \n",
        "4       POLYGON ((13.09165 52.33855, 13.09168 52.33858...   \n",
        "...                                                   ...   \n",
-       "891891  POLYGON ((13.72285 52.66864, 13.72285 52.6685,...   \n",
-       "891892  POLYGON ((13.74536 52.67531, 13.7453 52.67531,...   \n",
-       "891893  POLYGON ((13.74532 52.67532, 13.74539 52.67531...   \n",
-       "891894  POLYGON ((13.74539 52.67541, 13.74536 52.67538...   \n",
-       "891895  POLYGON ((13.75248 52.67421, 13.75251 52.6742,...   \n",
+       "891884  POLYGON ((13.72285 52.66864, 13.72285 52.6685,...   \n",
+       "891885  POLYGON ((13.74536 52.67531, 13.7453 52.67531,...   \n",
+       "891886  POLYGON ((13.74532 52.67532, 13.74539 52.67531...   \n",
+       "891887  POLYGON ((13.74539 52.67541, 13.74536 52.67538...   \n",
+       "891888  POLYGON ((13.75248 52.67421, 13.75251 52.6742,...   \n",
        "\n",
        "                        source  source_codes  \n",
        "0                OpenStreetMap             0  \n",
@@ -724,13 +727,13 @@
        "3                OpenStreetMap             0  \n",
        "4                OpenStreetMap             0  \n",
        "...                        ...           ...  \n",
-       "891891           OpenStreetMap             0  \n",
-       "891892  Microsoft ML Buildings             1  \n",
-       "891893  Microsoft ML Buildings             1  \n",
-       "891894  Microsoft ML Buildings             1  \n",
-       "891895     Esri Community Maps             1  \n",
+       "891884           OpenStreetMap             0  \n",
+       "891885  Microsoft ML Buildings             1  \n",
+       "891886  Microsoft ML Buildings             1  \n",
+       "891887  Microsoft ML Buildings             1  \n",
+       "891888     Esri Community Maps             1  \n",
        "\n",
-       "[891896 rows x 3 columns]"
+       "[891889 rows x 3 columns]"
       ]
      },
      "metadata": {},
@@ -807,7 +810,7 @@
     {
      "data": {
       "text/plain": [
-       "<traitlets.traitlets.directional_link at 0x1bf722936d0>"
+       "<traitlets.traitlets.directional_link at 0x7b5bd5360e90>"
       ]
      },
      "execution_count": 15,
@@ -847,19 +850,19 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 19,
+   "execution_count": 16,
    "id": "2764161f-5617-4173-a58a-76ffb2962929",
    "metadata": {},
    "outputs": [
     {
      "data": {
       "application/vnd.jupyter.widget-view+json": {
-       "model_id": "8c2446366c704e1a8051b3e5f4391fbc",
+       "model_id": "2d92034b01a14bc995d5609efbdff305",
        "version_major": 2,
        "version_minor": 1
       },
       "text/plain": [
-       "Map(basemap_style=<CartoBasemap.Positron: 'https://basemaps.cartocdn.com/gl/positron-gl-style/style.json'>, cu…"
+       "Map(basemap_style=<CartoBasemap.Positron: 'https://basemaps.cartocdn.com/gl/positron-gl-style/style.json'>, la…"
       ]
      },
      "metadata": {},
@@ -868,7 +871,7 @@
     {
      "data": {
       "application/vnd.jupyter.widget-view+json": {
-       "model_id": "f61044963a4d459a8fdf1446b5eed86d",
+       "model_id": "edbbbdda5e274a978993ab173c68d794",
        "version_major": 2,
        "version_minor": 0
       },