The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

The bullet-riddled wall from the St. Valentine's Day Massacre, bloodstains enhanced for your viewing pleasure.

Storms, funding, and in-fighting have kept this Bermuda church from ever being completed.

The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

This was once the center of the Birdman cult, and is now a World Heritage Site.

The world's most remote airport.

This large round boulder is said to emit spiritual power, but it may just be magnets.

The largest stone moai on Rapa Nui.

This crumbling Death Valley mining complex was known for its use of giant, 20-mule team wagons.

Steadily reminding Czechia of its past.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.

This famous bridge twisted itself into oblivion, but not for the reason you might think.

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

This chimerical bridge/tunnel appears to dead end right into the sea.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

This ancient Irish tower could easily have stood in for Rapunzel's prison.

Only hotel where you can legally launder money.

Holy Hindu shrine in an enormous, monkey-filled limestone cavern.