How to operate the map:
1. Use mouse-wheel to zoom in/out
2. Click on a dot to view the videos.
3. Double-click to zoom out.
4. To pan the map, click and drag when zoomed in.
1. Use mouse-wheel to zoom in/out
2. Click on a dot to view the videos.
3. Double-click to zoom out.
4. To pan the map, click and drag when zoomed in.