Yellowstone National Park
Glacier National Park
Cape Breton Highlands National Park
Helena + Elkhorn Mountains Area, Montana
Mt. Hood + Clackamas River Area, Oregon
O'ahu, Hawai'i
Northwestern Great Plains, North Dakota
Great Smoky Mountains National Park
Monument Valley, Navajo Tribal Park
Red Cliffs National Conservation Area
Ruby Mountains Area, Nevada
Southwest Washington/Mount St. Helens, Washington