The remains of a 12th-century chapter house in Golden Gate Park.

The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.

An essential stop before plundering, BYO Cutlass.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

This warehouse-gallery-shop hybrid showcases Mexican craftwork at its best.

A pair of gigantic baby heads greet passengers at Atocha Station.

The world's largest rotating world.

The artwork mysteriously appeared within an Edinburgh cemetery.

This tiny weathered plot is one of the oldest Jewish cemeteries in Scotland.

The 20th-century chapel’s intricate woodwork includes amazing details, most notably angels playing bagpipes.

Sprawled across the Great Hall ceiling are various constellations and images relating to the zodiac.

A beautiful Greco-Roman structure houses a well once believed to have healing powers.

A 18th century graveyard and its astonishing cortege of macabre iconography.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

This extraordinary Viking artifact has traveled throughout the city.

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

One family's environment-friendly hobbit-house in Wales.

Led Zeppelin wrote some of their most iconic songs at this little 18th-century Welsh cottage.

This brilliant display of whirling fireballs celebrates Hogmanay.

Stunningly detailed mosaics in a New York subway station bring life to the Weimaraners of artist William Wegman's work—and to thousands of commutes.

A swaggering, monumental souvenir of the most extravagant party Montreal’s ever thrown.

A swirling spectrum of stained glass dazzles visitors who enter this subway station.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

Canada's largest graveyard boasts a lot of noteworthy artifacts as well as its own computerized mapping service.