Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

An off-the-beaten path cave with an underground lake.

This small memorial is dedicated to the Perryville State Prison firefighters who perished fighting the Dude Fire in 1990.

A small canyon with petroglyphs and a seasonal waterfall, only a short hike from the remnants of old Route 66.

The stone circle honors the 19 firemen who perished during the Yarnell Hill Fire.

Inside this store, a mysterious statue draws visitors from the world over.

The remnants of a creative early method of wildfire prevention.

This comprehensive collection features Native American artifacts dating back centuries.

This unique competition celebrates an American Indian and Canadian First Nation cultural tradition.

The largest and most well-preserved petroglyph site in the Verde Valley.

The graffiti-covered ruins of an abandoned trading post in the middle of Navajo Nation.

This huge dam across the Colorado River caused an armed standoff between two U.S. states.

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

This oasis-like spring in the Sonoran Desert is home to unique, endangered species.

A monument to the one-armed geologist who led the first documented expeditions through the Grand Canyon.

The largest copper mine in Arizona, this enormous open pit emerges from the hills like an alien landscape.

These mid-century motels once housed the workers who built the Glen Canyon Dam.

The stone-covered graves lie within the ruins of an Old West ghost town.

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

This remote desert watering hole has a connection to a curious chapter of American history.

This memorial pyramid marker honors one of the United States Government's first official camel riders.

This ancient trail has claimed the lives of over 2,000 people.

The lost ruins of the forgotten ferry lie hidden beneath the silt.

Opinions differ as to whether this Arizona tree was actually used as a Wild West jail, but that hasn't stopped the town from capitalizing on it.