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

Walk through the actual strap iron cells and solitary chambers of Arizona Territory’s first prison.

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

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

Erroneously called the world's tallest flagpole, this landmark is devoted to "good neighborliness."

At this deceptively beautiful beach, nothing is what it seems.

Huge otherworldly domed rocks on the shore of a deadly lake.

Along a California highway is a kind of Jurassic Park made of metal.

These lush groves of fan palms rise up like oases out of southern California's Colorado Desert.

The ghostly remains of an accidental sea.

A hand-built folk art installation covered with messages of God's love.

An off-grid art installation that encourages its visitors to imagine a world without waste.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

This fancifully decorated Victorian home in New York’s Hudson Valley is the only known fully domed octagonal residence in the United States.

No one really knows how these old hobby horses got here, but the herd keeps growing.

These towering spires and glowing walls are carefully crafted from hundreds of thousands of icicles.

The grave of Mary Nasson is shrouded by witchy legends.

A natural gas leak provides a flickering flame beneath a waterfall.

Nature and religion are reunited at this unconventional church in the forest.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

This sculpture commemorates the first instance of an American president pardoning a turkey.

The walkable ruins of an 19th century hotel, destroyed in a horse cremation gone wrong.

A museum dedicated to the quirky and colorful world created by Springfield's favorite son.

Stroll among more than 50 large-scale sculptures created by world-class artists.