If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

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

The Uros people live on floating reed islands in lake Titicaca.

Plundered and left asunder by grave robbers, this ancient necropolis has been painstakingly pieced back together.

A set of ancient drawings in the desert of Peru that are so massive, many of them can only be fully seen from the sky.

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.

Commonly acknowledged as the only public monument to the Devil himself.

Come for the flowers, stay for the bats!

A small, but award-winning beach known for its literally spotless reputation.

This seemingly cursed monument is dedicated to one of Canada's great war heroes.

One of the largest underground systems runs under Canada's largest urban center.

Louise Bourgeois' 30-foot-tall steel spider sculpture.

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

Soaring over the Niagara Whirlpool since 1916.

The private island of Yale's elite Skull & Bones society is kind of a dump.

The longest continuous underwater road in North America was built at the insistence of Franklin Roosevelt.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

A fictional town that was briefly brought to life before fading once again out of existence.

Manhattan's Thirteenth Avenue was made on landfill then deliberately destroyed — apart from one small, obscure block.

There are owls with glowing eyes in Herald Square.

This Dutch Colonial home is the oldest remaining farmhouse in Manhattan.

This tiny little island has, as the name says, just enough room for its single house.

This outdoor gallery of graffiti-covered walls pays homage to the past, present, and possible future of street art.