Havasupai Reservation, AZ / Navajo Falls with travertine formations acting as circular shaped spill ways. 507H7
Havasupai Reservation, AZ / Navajo Falls with travertine formations acting as circular shaped spill ways. 507V5
Havasupai Reservation, AZ / Havasu Falls azure waters with travertine formations and cottonwood trees, Populus fremontii, at dawn. 507V7
