This Elizabethan hedge maze is one of only six in North America.

Australia's largest traditional hedge maze features a Great Gnome Hunt.

An underwater restaurant, surrounded by a coral reef.

This pirate-broadcasting-tower-turned-restaurant played a rebellious role in the history of Dutch television.

The world's largest underwater restaurant is submerged off the southern tip of Norway.

Indents in the pavement are all that remain from a grisly death machine in Paris.

The Boston square dedicated to the dark poet who was born nearby.

Over a thousand feet beneath the Detroit streets is a subterranean metropolis few are allowed to enter.

Monuments don't get much more metal than these three giant viking swords planted in a Nordic hill.

This massive underground salt mine now holds a sci-fi theme park in its depths.

Rent out a glass igloo to watch the Northern Lights like you live in the future.

Rising from the sea like a stone monster.

Walk in the footsteps of the gods and straddle two tectonic plates.

A massive underwater sinkhole made famous by Jacques Cousteau.

Staves, storm-calling, and of course, necropants.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

Fortifications built for a Soviet invasion that never came now sit abandoned in a losing battle against nature.

Quirky movable sculptures have been racing through the town since 1983.

Sweet or salty, super hot or mixed into beer, this is the holy land for all things licorice.

In the Hugging Tree Forest, lingonberry marshmallows, hot chocolates, and the best campfire lattes north of the Arctic Circle come to you.

There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.

A 130-year-old urinal is the oldest of Stockholm and perhaps all of Sweden.

This modern monument to pagan belief looks like it was transported straight from ancient times.