A mysterious castle built as a monument to lost love.

One of the last few places in Manhattan that employed a pneumatic systemic keeps it on display.

Current docking place of the SS United States, the fastest transatlantic ocean liner.

The world's largest piece of copyrighted artwork.

A museum dedicated to exhibiting remarkable outsider art.

The final resting place of New Orleans' most famous voodoo priestess.

An unusual round church in London with a Templar past.

London's smallest police station is barely the size of a phone booth.

A vision of beautiful Hindu architecture in the middle of the American South.

An ancient iron pillar in Delhi that seems to be rustproof.

The world's second-largest sundial, made entirely out of stone.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

One part antique store, one part curiosities hodge-podge.

A health museum containing a 27’’½-foot intestine.

Concrete strongholds stand guard over the Golden Gate.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

An essential stop before plundering, BYO Cutlass.

A fitting attraction for the corn capital of the world.