The unusual burial monument of Arizona's first governor.

A geological mystery on Camelback Mountain.

A mysterious "wedding cake" castle in the middle of the urban desert.

A self-built castle made by a mysterious man.

This granite monument at the site of an ill-conceived tourist attraction is built from the same stone as the Mormon Temple.

Visitors to this library are in for a real-world education in modernist architecture.

Pyramid home to an obscure religious group that practices modern mummification.

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.