A vintage penny arcade hidden in the back of a fun fair-themed bar.

A private selection of curiosities, carefully curated by a young Brighton local.

A discarded movie prop that was the original monolith for "2001: A Space Odyssey."

East Nashville's oldest dive bar will bring you back to life with animal-style bar fare.

This beloved cheeseburger-slinging trailer holds Nashville's oldest beer license.

This popular park is home to a sea serpent sculpture that now overshadows the twisted history of its creation.

This museum is dedicated solely to this millennia-old handheld cooling device.

The sculpture of the deceased cockatoo flops atop its personal plinth.

The world's largest collection of ship figureheads includes figures from legends and history alike, from Sir Lancelot to Abraham Lincoln.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

The one-stop shop for all of your superhero (or evil arch-nemesis) needs.

"Looks so real, it's scary!"

Visit the grave of a famous feminist author and the mother of Mary Shelley.

One of the world's largest Tesla coils.

To literally keep their waste out of their own backyards, the citizens of this English city built an impressive sewer system that is still in use today.

On October 17, 1814, a 15-ft. wave of beer ran rampant through the streets of London.

You'd never know the houses at 23-24 Leinster Gardens were fakes—until you see the train tracks on the other side.

Puzzles within puzzles hide a golden treasure in this hedge maze.

A curious collection of mechanical moving figures.

19th-century scientists would make the pilgrimage here to verify the precision of their measuring sticks.

One of the largest sculpture collections in the U.K. features history's greats, from Bob Dylan to Galileo, in bronze.

Hidden beneath the streets of London is a secret subway that only carried mail.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.