This USGS illustration shows an oblique shaded relief depiction of the state’s topography, using LIDAR data from the agency’s 3D Elevation Program. Image courtesy of U.S. Geological Survey This ...

Shaded relief map of western North America, with the Basin and Range Province labeled. (Credit: USGS.) This succession of mountains and valleys is caused by Earth's crust stretching and breaking. As ...

This project is now managed by Caracle Creek International Consulting (CCIC) Inc. The new version of the shaded relief layer for Google Earth is now complete. This version covers the entire SRTM ...

The maps are built in layers and can be manipulated to turn various features on or off, including contours, shaded relief areas ... familiar with the existing USGS topo maps, which were a feat ...