HTML5 Elevation with Google Maps

Vizzuality, the Spanish developers of some of the coolest Google Maps apps, has created a Google Map that allows you to view all the world's mountain ranges.The map uses an HTML5 canvas overlay to visualise elevation data worldwide. The map includes a slider that allows you to adjust the elevation above sea level that is shown on the map. If you set the slider to 0 metres then most of the world's

HTML5 & Google Maps

GIS Cloud HTML5 CanvasThis Google Map demonstrates the advantages of using HTML5 canvas to create an overlay for a map.What impresses me most about the map is how fast the canvas element is drawn on the map. There are a few thousand polygons on this map and they load seamlessly. If you zoom in and out on the map you can really appreciate the speed with which the polygons are displayed.I think the