This medieval manor house was equipped with secret compartments for hiding priests.

Hidden in the courtyard of the Victoria and Albert Museum is a little-known tribute to two celebrity pooches.

Legend says a primate-like cryptid prowls this otherworldy sliver of the Louisiana bayou.

This Manhattan museum houses one of the largest collections of Spanish art and manuscripts outside of Spain.

A uniquely lettered street sign marks the corner where the iconic word game was invented.

The first (but not only) upside-down house in Germany.

The largest permanent Monopoly board makes one of the longest games even bigger.

In Portugal, a secluded stretch of untouched natural beauty hides at the bottom of a steep hill.

A beautiful collection of architectural ornaments rescued from demolished New York City buildings.

This boulder with a 200-word legal dedication to God has remained hidden in the woods for over 150 years.

Nikola Tesla's former home contains an homage hidden from plain sight.

This Welsh hotel is the spiritual home of the British 1953 Everest expedition, the first successful ascent of Mount Everest.

Each spring this woodland floor is carpeted with purplish flowers as far as the eye can see.

Suspended above the ground in a thicket of towering Georgia trees is a modern architectural wonder.

The block of aged dairy is probably still edible after 2,300 years in a peat bog.

This stunning mountain lake was named for a pair of tragic lovers whose statues stand at the center.

Performers, intricate sets, and a real speakeasy tell the story of the 18th Amendment.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

Unusual books about food and drink abound in this 19th-century New York townhouse.

This observatory within Europe's first dark sky park offers stunning views of the night sky.

The highest tropical mountain range in the world is in Central Peru, home to a vast array of exotic and quirky plants and animals.

A mining town, now abandoned, was built in a canyon so narrow that the railroad ran right through the hotel lobby.

This secluded walkway overlooks a magnificently wild London green space.

The family compound and final resting place for the philosopher, Confucius, and over 100,000 of his descendants.