Antelope Canyon is a slot canyon located in Arizona on Navajo land. It was formed over the years by flash flooding that eroded the sandstone. Flash flooding is still a danger to visitors today with the last major flash flood occurring in
Kartchner Caverns State Park, Arizona - the newest state park to open in Arizona and has one of the finest examples of caves found anywhere in the world. Kartchner Caverns is a wet, alive cave that is continuing to form. It is extremely unusual for non-spelunkers to have the opportunity to visit such a vast, living underground formation.