This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.

Today this bizarre rooftop phone booth seems like a piece of kitsch but it was once used to spot disastrous storms.

The world's longest outdoor escalator takes visitors to the top of China's largest dam and is also shaped like a dragon.

While he no longer has an eatery to give him context, this off-brand Paul Bunyan still holds his giant hot dog with pride.

The remains of a paranoid inventor's hidden workshop lie in beautiful ruins amidst a Canadian park.

An art world insider finds himself battling for his artistic home.

The world's only museum devoted to the wonders of fluorescence.

This Tennessee manse was built so opulent that the very utilities doomed it to fail.

What was once the largest mine in North America has left behind a hollow hill filled with bright blue waters.

A Chinese meditation center in the middle of rural Sweden, partly funded by a member of ABBA.

A huge work of Burning Man-inspired outsider art on the grounds of a California winery.

A 400-year-old church covered floor to ceiling in ex-voto offerings from the faithful.

Two thirds of this Montreal neon icon has survived to flash another day.

Monkeys lounge around at this 13th century temple.

Cars mysteriously roll uphill on this street.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

This giant urban staircase was built to keep the city's brave fighting men from getting waylaid in the red light district.

The world's largest covered wagon is piloted by a giant Lincoln lawyer.

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

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

Despite being considered a thoroughly American sport, basketball's oldest surviving playing field is found in the basement of a Paris YMCA.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

The studio of influential composer Charles Ives is perfectly reconstructed, hidden in the back of the American Academy of Arts and Letters.

Behind the Cowboy Hall of Fame is a burial ground for good horses and a famed rodeo bull.