Unbeknownst to most passersby, this marble statue standing outside an office building is a genuine piece of second-century Rome.

An eerie reminder to the horrors of World War II.

Home to the world's oldest wooden building.

Tokyo’s only Ainu restaurant serves Indigenous food from northern Japan.

Starship-temple contains 400 tons of drinking water and offers free Japanese lessons.

Shrine to Japanese water-goblins, complete with their preserved body parts.

One of Scotland's most important modern structures, it just made the '100 Most Endangered Sites' list.

A remarkably well preserved tower dating all the way back to the Iron Age.

This 1920s Dutch barge is now a floating bookstore.

Hidden in a Scotland museum is a copse of extinct tree stumps.

Salute the leader of the proletariat.

Germany's last remaining Lenin statue has become a lightning rod of debate about the country's divided past.

A bronze sculpture of Lenin’s likeness outside Havana surrounded by 12 human figures in solidarity with the Bolshevik Revolution.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

A museum glorifying the life of Stalin, located in the city of his birth.

The secret room where early Bolsheviks cranked out propaganda fliers on a smuggled printing press.

The statue honors an adventurous seafaring cat.

Founded in 1880, this humble brewery still practices a disappearing technique of sake-making.

A flight of this "ghost staircase" has 40 steps on the way up, but only 39 steps on the way down.

This 14th-century temple is also known as the "Temple of the Golden Pavilion" for its gorgeous gilded reliquary hall.

Once the main gateway to Tokyo, sneaking through this checkpoint was a capital offense in feudal times.

Nestled amid the trees lies an abandoned funicular railway that dates back to the 1920s.

Nestled in an unassuming residential area, this "forbidden forest" is rumored to spirit away those who dare to enter.

Believed to hold the remains of Japan's most infamous fox spirit, this stone is said to kill those who dare approach.