Part museum, part piece of Arthurian-inspired history, this stately hall attracts King Arthur fans from miles away.

A fantastic castle rumored to be the birthplace of King Arthur.

The world's largest collection of witchcraft regalia.

At just 25 inches at its narrowest point, it's one of the tightest streets in the world.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

The ruins of the suspension bridge hang over Kingsbury Run as a ghost of racial prejudice.

The heroic sled dog of the 1925 serum run is preserved in taxidermy.

This ultra-modern California span is actually a titanic solar clock in disguise built by famed architect Santiago Calatrava.

A public fountain that spouts "health water" from a nearby spring.

Twin Peaks' real life Double R Diner has been restored to its damn fine television look.

This former coal gasification plant found a curious second life as a popular public park.

An old vending machine serves up unpredictable beverages from its seemingly magical insides.

A colorful architectural gem in Seattle's uniquely modern Central Library.

A pixel art killer whale is frozen mid-leap in this Vancouver square.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

This Art Deco masterpiece has stood in for some of the most famous buildings in comic book history.

Arthur, Merlin, and Guinevere are among the largest and oldest satellite dishes on the planet.

This retired stagecoach tavern is the oldest building in Cleveland.

Sniff the Titan Arum's rotting flesh.

Abandoned power station once home to a squatter community, now being developed into an arts center.

Neon signs that grace the windows of Bergdorf Goodman's and Tiffany & Co. come from this studio in Brooklyn.

New York's oldest concrete structure is being preserved thanks to the gentrification of Whole Foods.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

One of only two remaining Victorian-era greenhouses in New York.