I noticed this a few days ago and think it rocks!!!
maps.live.com is Microsofts mapping software. In road view you you topigraphical style mapping... check out this collection of interesting geographical points of interest...
"Live Search Maps now provides a more detailed road map view. Hill shading delivers enhanced elevation detail and land topography." -- from maps.live.com.
It makes maps really pop. Be sure to zoom in and out using the wheel on your mouse or using hte + & - buttons to get the full effect.
It really raises the bar for internet based mapping!