1 / 12
Fruitlands National Historic Landmark, Harvard, MA
2 / 12
Star of India National Historic Landmark, San Diego, CA
3 / 12
Badlands National Park, SD
4 / 12
Sonoran Desert National Monument, AZ
5 / 12
Boston Light National Historic Landmark, MA
6 / 12
Sonoran Desert National Monument, AZ
7 / 12
Octagon Barn, Jefferson Highway, IA
8 / 12
Badlands National Park, SD
9 / 12
National Farmer’s Bank National Historic Landmark, Owatonna, MN
10 / 12
Mojave National Preserve, CA
11 / 12
Mount Rushmore National Memorial, SD
12 / 12
Badlands National Park, SD