The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Legends surround this jagged rock formation in the New Mexico desert.

When ecosystems collide in the arid Southwest.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

Adobe ruins punctuate the beauty of an 800 foot canyon carved by the Canadian River.

These aggressively sustainable art homes look like something out of 1970's science fiction.

The ruins of this abandoned fort now stand as a picturesque reminder of America's march West.

A museum devoted entirely to the rattlesnakes and snake-related art.

A unique geological area spiked with wind-carved rocks that resemble teepees.

A reproduction of earth's many biomes.

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

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

Oregon's unexpected high desert, displaying layers of time in a colorful show.

According to legend, you must remain completely silent while passing this man-made mound or suffer the consequences.

These cinderblock farmhouses were actually World War II radar stations in disguise.

Home of Howard Hughes' Spruce Goose.

The victims of a free-floating Japanese bombing during WWII are remembered by this stone monument.

World's largest porcine hairball sits in a collection maintained by Benedictine monks.

1920's mining camp and environmental education center is serving to protect the surrounding forest, one of the last of its kind in the Pacific Northwest.

This abandoned motel doesn't welcome guests anymore, but decay and a creepy atmosphere still call it home.

An institution that preserves the history of institutionalization.

Bridges, terraces, and replicas of historic structures all built of rock and petrified wood by one man.

The first North American landing spot for James Cook on his third voyage of discovery in the Pacific.

A botanic garden full of trees twisted into fantastic shapes and positions.