Frequent fliers welcome in this airplane hotel.

This homeless brass fox tugs at your heartstrings from the foot of a Stockholm bridge.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

Sweden's first nuclear reactor, R1, can be visited 25 meters underground.

Ancient catacombs form the foundation for this Rococo orgy of a church.

Ring the bell to enter a bar that looks equal parts museum and old curiosity shop.

Located in the thermoelectric factory that once powered the entire city, this Portuguese museum is shockingly fascinating.

An early Portuguese serial killer's head is alarmingly well preserved in a jar at the University of Lisbon.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

One of the most photographed buildings in a city known for its Modernista architecture is an abandoned squat.

Turntable anonymously received orphans, alms, and groceries.

Week-long block party becomes a competition for the best decorated street.

Barcelona's historic 19th-century sewers, whose foundations were laid in medieval times, are open to the public for exploring.

Legendary frontman of the Doors looms in this giant mural by famed Venice muralist, Rip Cronk.

Three vintage horses survived a 1976 inferno and found a home on a sister carousel.

This rare tortoise skeleton has been hanging around the downtown Los Angeles museum for over a century.

The illuminating collection of L.A. street lights is run by the city and only opens one day per month.

Dozens of feral felines rule a segment of Hollywood's only graveyard.

An increasingly eccentric apartment building, topped with winged beasties.

Beautiful Victorian buildings from L.A.'s forgotten architectural past.

A common entry point to the Griffith Observatory trail holds its own wonders.

The so-called "Statue of Liberty of Los Angeles" is on a one mutant mission to keep L.A. weird.

A shrine to a skeleton saint in the city of angels.

A "Titanic" superfan changed his name to Jack and set up this strange shrine to the blockbuster, complete with Korean food and Tarot readings.