The legendary building that needed ghostly approval before being built.

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

Many of the murals covering this sleepy Florida town hide some sort of intentional error.

A clerical error gave rise to this imaginary micronation in the southwestern corner of Estonia.

A measuring mishap led to these artificial stone ladies losing their stomachs.

A geothermal energy project gone wrong is fracturing the city's picturesque architecture.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

This grinning pup statue is all that's left of what was once a ubiquitous Bay Area diner chain.

A trail weaves through the verses of a poem illustrated by stone sculptures inspired by Native American pictographs.

Castro's communist ice cream mothership has been serving five-scoop "salads" for over 50 years.

One of the oldest wine cellars in Germany is now a restaurant beneath Bremen's town hall.

The tallest city hall in the world offers an excellent bento box.

Hundreds of boat-shaped headstones fill this graveyard as part of a centuries-old custom with mysterious origins.

Science fiction's grandfather has a fittingly marvelous tomb.

Every color in the rainbow awaits.

An enigmatic modern marker left next to a historic Roman site.

The laboratory where the Soviet secret police invented exotic poisons used to kill dissidents in hideous and (mostly) untraceable ways.

The hidden offices underneath Memorial Bridge have been locked up since 1976.

This institution celebrates the happy accidents of uncommon sticktoitiveness.

This site is both a remarkable reminder of the town's mining history and a fantastic government blooper.

The home for all things Kool-Aid offers everything except a chance to actually enjoy the drink.

A public urinal so pretty, it was declared a national monument.