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.

An unexpected desert oasis in South America.

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

The Victorian-era greenhouse is stuffed with tropical plants, and open 365 days a year.

A fantastic place to see murals, and an important location in the history of Toronto's legal street art scene.

The century-old bell and clock tower at UC Berkeley is the third-tallest in the world, and has fossils.

This teeny-tiny park built by a San Francisco man in 1962 is mostly stairs.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Swedish skyscraper with a 90° twist.

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

This local emblem is the oldest and largest dragon tree in the Canary Islands.

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

The facade of this 16th-century building is decorated with carvings of 300 seashells.

This Bordeaux parking garage has 712 indoor spaces, and one outdoor.

Bordered by forest on three sides and the ocean on the other, the Great Dune of Pilat is the highest sand dune in Europe.

The world's largest reflecting pool is just two centimeters deep.

A 14th century bridge built as a fortress, where the devil lurks on one of its towers.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

Hans Christian Andersen for the postmodern world.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Cozy basement bar sports an inventory of over 2,000 beers.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

A replica of a 7th-century church hides in plain sight in the middle of the concrete jungle.