This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

A stealthy Apache hideaway that became the haunting site of a mass grave.

The remains of this hell for leather wild west town can still be found in the Arizona desert.

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

Six times a day a train runs right through the middle of this Thai street market, sending vendors scrambling.

The remains of this early 20th century refinery loom on a mountainside like a graffiti-covered fortress.

Once the product of an inexplicable gold strike, this ghost town is now home to one man and his love of classic machines.

On the outskirts of a reborn ghost town, a decaying post office remembers the bad old days.

The most alien-looking place on Earth.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.

This abandoned Antarctic research station is a Soviet ghost frozen in time.

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

European castle ruins in an American state park are actually the product of death and grief.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

Underwater art project will double as a massive artificial coral reef to help regenerate the damaged ecosystem.

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

This former Mormon settlement is reemerging from the receding waters of Lake Mead.

Preserving the remains of Native American cultures which otherwise would have been submerged behind Hoover Dam.

This massive geographical sculpture is so subtle, it's possible to pass by it without noticing.

This off-the-beaten-path abandoned town is a relic of Montana's silver mining boom.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

A cemetery full of touching tombstones from a community of railroad workers, uranium miners, and Cold War missile launchers.