
John Day Fossil Beds, Oregon

Wind River Range, Wyoming

White Sands, New Mexico

Sandhills, Nebraska

Great Salt Lake, Utah

Scablands, Washington

Silver Falls, Oregon

Coal Mine Canyon, Arizona

Mount Hood, Oregon

Alabama Hills and Mount Whitney, California
Photographs by Zack Frank
Are you Zack Frank?
http://www.idahofallsarts.org/undiscovered-america
:/ disappointed to learn OP didn't take these pictures. Plus 19,000 miles is obscene, the US is only ~3,500 across.