America's only nuclear missile silo open to the public.

The biggest solar telescope in the world helps reveal the secrets of our sun.

A Tucson museum and performance space full of found-object movable sculptures.

A spiritual vortex among the red rocks in Sedona.

Giant telescope mirrors built in a spinning furnace under a college football stadium.

The Magical World of George Phar Legler.

This southwestern historic site was designed and built by an artist who wanted his work to "feel at home."

A reproduction of earth's many biomes.

An urban laboratory.

The largest natural travertine bridge in the world is nestled in a small canyon in central Arizona.

This rustic cabin, outfitted with gun slits, was once home to John D. Tewksbury, patriarch of the bloodiest family feud in American history.

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

Thousands of Mexican Free-Tailed Bats soar around an abandoned storm drain at sunset each summer.

A self-built castle made by a mysterious man.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.