This doorless 20th-century elevator doesn't stop or slow down.

A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

A Jenga-style cylindrical tower of books that appears to go on forever.

Macabre astrological automaton clock dating to the late 1400s.

The northernmost point in Denmark is a turbulent sandbar created by two clashing seas.

These miniature works of art are hiding in plain sight on buildings around the city.

This abandoned urban warfare facility is a dream come true for airsoft and paintball enthusiasts.

Only electricity pylons carrying both AC and DC circuits.

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

A beautifully eclectic mix of architectural styles.

Puppet theater and museum holding a collection of more than 300.

Micro-nation based around a nine-story high illegally built tower.

An eerie, derelict amusement park in Berlin.

A collection of abandoned typographic signs from Berlin and beyond.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

Sweden's "good old days" painstakingly re-created in a model village.

It houses the remains of a 17th-century version of the Titanic.

Giant six-pack could provide one person a six-pack a day for 3,351 years.

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.

This striking art museum holds an amazing series of curiosity cabinets.

A surreal museum of extraordinary industrial objects.

A bizarre house filled with an astounding array of collections.