Wyoming:
N 12T-543257-4930475
Yellowstone Natural Bridge
N 12T-598501-4913212
Blackwater Natural Bridge
N 13T-316137-4968481
Needles Eye
N 13T-316207-4968489
unnamed
N 13T-352422-4748266
N 13T-449893-4731482
Ayres Natural Bridge