This empty Victorian manse on Staten Island is said to be haunted but is actually a real life crime scene.

This small town in the Netherlands has no roads but instead, miles of canals and over 100 bridges.

The mysterious "Candelabra of the Andes" could represent anything from a god's trident to a hallucinogenic plant.

This neon blue river gets its color from a unique mix of bacteria and volcano minerals.

This Costa Rican topiary park is a surreal garden of unearthly delights.

These mysterious ancient stone spheres were created by a civilization lost to time and are now mostly lawn ornaments.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.

Death rituals and sacrifice inside a Peruvian megalith.

Mysterious "dots" seen from a satellite in southeast Peru.

White llama terraces dazzle in Peru's "other Machu Picchu."

This Peruvian canyon is filled with geometric salt pools that have been being harvested since the Incan empire.

Huge stone depressions which may have acted as an Incan agricultural experiment.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

The oldest living organism in New York City. Maybe.

The former estate of the Guggenheims, part of the opulent Gold Coast that inspired the Great Gatsby.

An abandoned Gold Coast-era mansion once intended for the exiled ruler of Albania, who never arrived.

This outpost of America's most popular fast-food restaurant is housed inside a palatial mansion.

The site of a tragic massacre that spawned a multimedia franchise.

Whale bones, scrimshaw, and sperm oil make up just a part of this comprehensive collection of whaling history.

A large camera obscura, constructed entirely from digitally fabricated components.

One man's lifelong obsession with death.

An ideal wedding spot that is almost too ideal.