About topography.

go to http://maps.live.com

install the 3D view module

Calculate your route with the "Get Directions" tool.

go on 3d view, use the "Tilt down"/"Tilt Up" tools you'll be able to see the mountain profiles.

http://maps.live.com/#JnJ0cD1wb3Mucn...nJ0b3A9MCU3ZTA=