Arizona's hidden side

An assortment of armored tanks and Howitzer cannons in the middle of the Sonoran Desert.

A century-old miner's quarters turned mansion.

With more than 2,000 pieces, this is world's largest collection of artwork inspired by Leonardo da Vinci's 'The Last Supper.'

Stock up on all your horror paraphernalia at this year-round Halloween emporium.

This sinkhole in the Arizona desert is filled with carbonated, arsenic-rich water

A historic hydroelectric power plant serves as the unusual backdrop for a public park.