A monument to Lenin has been transformed into a statue of everyone's favorite black-helmeted, fool-choking Sith Lord.

Hungarian mummies in beautiful painted coffins.

This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.

A 19th century artistocrat's mansion, turned into a library, hidden in a modern library.

An Art Nouveau building covered in animal gargoyles and grotesques.

A fortress built to pacify local uprising that had a stint as a Nazi concentration camp before becoming a five-star hotel.

Natural cathedral designed by Italian artist Giuliano Mauri.

An exquisite tunnel of cascading flowers.

This beautiful natural train tunnel is said to grant the wishes of visiting lovebirds.

This attraction was abandoned after the Chernobyl disaster.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

The largest collection of death masks in Ukraine.

The largest catacomb system in the world.

This one-of-a-kind archeological site is home to strange prehistoric ruins, the original use of which is still a mystery.

The final resting place to 300 Victorian-era pets hides inside the city park.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

This simple apartment may have inspired some of the most important theories in the history of science.

The fantastic architectural models of a French traveler.

A fake medieval village in the middle of Turin.

The astonishing collection of an infamous criminologist.

Saintly bones pressed into a wax effigy of a Catholic superstar.

This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.

Museum celebrating the ocean, with the largest wunderkammer dedicated to sea exploration.

Artist's eccentric property excessively decorated with found objects and work of his own.