The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

This mysterious twin turboprop Grumman G-159 covered in graffiti has spent a decade and a half abandoned.

This small, hidden cove is home to abandoned boats.

Home to the infamous "Typhoid Mary" and the worst loss of life in New York's history prior to September 11, 2001.

This empty Victorian manse on Staten Island is said to be haunted but is actually a real life crime scene.

An abandoned vacation home spent a decade taking on legends. It's now taking on water.

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

This former luxury resort in Kaua'i is now an abandoned relic.

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

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

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.

Despite being burnt down multiple times, the ruins of this South Carolina church are still standing.

A short hike into the mountainside forest reveals a decaying 1890s town.

The remains of a deserted 1800s farming community can be found in Little River State Park.

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

This crumbling UFO is one of only a few remaining "moveable ski chalets" of its kind.

The remnants of an early American attempt at missile defense.

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

The remains of a World War II munitions factory still haunt the fields of this Twin Cities suburb.

Remnants of a storybook amusement park hidden behind a strip mall.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

A dilapidated dock tells the story of Titanic's missed arrival.

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.