For nearly 50 years this airplane that crashed during World War II remained missing in the remote Australian backcountry.

This highest peak in New Mexico is named after an explorer who had a habit of lending his monicker to peaks.

A futuristic hovertrain is parked unceremoniously alongside a nondescript road.

The remains of a World War II-era Japanese American internment camp dot a windswept Colorado hill.

Home to the story of the outlaw turned funhouse mummy, Elmer McCurdy.

The Grand Canyon of Texas.

These half-buried combine harvesters just off Route 66 are an homage to the Cadillac Ranch.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

The remains of the dam that unleashed a 15-foot wall of water on Denver.

This Boeing KC-97 tanker is now a restaurant for aviation lovers.

This grand stone tower was dedicated to a famed American humorist almost by coincidence.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

This super steep hike ascends 2,000 feet in less than a mile.

This volcano rises like a giant anthill from the plains below, with a road spiraling up to the rim.

When you can afford only half a road, you build only half a road.

This historic theater's pipe organ still accompanies silent films just like it did in 1929.

This former mining town was named the most toxic town in America.

Underneath downtown Lincoln resides a network of caves that was also the city's first brewery.

Four ionic columns from the Treasury Department building ended up in a park in Nebraska.

This century-old painting of a portly 10-foot-tall man spent years hidden behind plaster.

One of the world’s largest and deepest freshwater springs, where mastodons once roamed.

A peaceful, unique botanical garden complete with waterfalls, mini islands, and swans.

This ancient octopus-like tree was saved from destruction thanks to shady reporting.

This Florida sinkhole hides a rainforest-like micro-environment in its depths.