One of the most spectacular 18th-century bridges in Scotland.

This site contains overlapping ancient graveyards that existed about 1,000 years apart.

This melancholy headstone is the only remaining evidence of a medieval church lost to the sea.

A village on the east coast of England that has almost completely eroded into the North Sea.

This neighborhood of futuristic ball houses looks like an alien settlement in a science fiction film.

This charmingly homemade amusement park has been growing for 40 years.

A historic bridge with a lovely acoustic anomaly.

Site of a famous 19th-century transcendentalist utopian community, now abandoned.

The last occupied troglodyte dwellings in England weren't abandoned until the 1960s.

The loneliest island in New York.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

One of the last few places in Manhattan that employed a pneumatic systemic keeps it on display.

Unlock the secrets of the conjuring arts.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.

A band of aerialists and circus performers putting on incredible shows in East Williamsburg.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

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.

Read between the lines of the subway map to find the hidden abandoned Civil War fort.

This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

A restaurant on Staten Island showcases a different grandmother’s cooking every night.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

Sniff the Titan Arum's rotting flesh.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.