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

The historic “pink house on the hill” is an architectural gem that now serves as a center for water conservation.

A self-built castle made by a mysterious man.

Every Christmas, one Arizona city makes the most of its dry climate by creating an arid desert tannenbaum.

A $100,000 tumbleweed decorates an Arizona park and ride that got its priorities a bit tangled.

These free-roaming horses were once destined to disappear from the land.

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

This collection of vintage signs reflects the long and colorful history of this Arizona town.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

Take a monster truck tour around an ostrich farm in the middle of the desert.

A stone pillar marking the location of the westernmost battle of the American Civil War only honors one side of the conflict.

Previously a hot spring, this park remains a site of unique history, wildlife, and geology.

Some 10,000 works of ancient rock art cover these volcanic basalt outcrops near the Gila River.

A strenuous, unofficial trail leads to spectacular views in one of America's most remote national monuments.

One of the world's largest telescopes, stares into the night sky with two huge mirrors.

What is the Thing?

Hike the unusual hoodoos and rock formations that form this little-known natural wonder.

The lobby of this hotel near the U.S.-Mexico border features a stained-glass mural that measures 42 feet long and 6 feet tall.

A living snapshot of a different time in America is preserved and maintained by a community of volunteers.

A mistaken marker makes an erroneous claim along the historic Old Divide Road.

Collection of vintage trailers double as hotel rooms.

An early 20th-century jail not far from the infamous Tombstone, Arizona.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

The Jewish section of the famous Boothill Graveyard was abandoned for nearly 100 years.