A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

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

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

These steeply terraced ruins are a stop along the Inca Trail to Machu Picchu.

A backdoor to Machu Picchu that only the most foolhardy infiltrator would attempt to breach.

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.

The personal charnel house of Anton Bruckner.

The largest ice cave in the world is thought to be the entrance to hell according to Austrian legend.

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

Swarovski's museum/theme park is a fake diamond fantasia overlooked by a giant.

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

A devastating landslide accidentally created this tourist hotspot.

Each year melting snow turns these Austrian hiking trails into scuba zones.

A breathtaking viewing platform over the Alps.

The yawning maw of this pagan visage is said to bite off the hands of liars.

The final resting place of the poets Shelley and Keats.

A monumental fountain in Rome features a large statue of Moses that has been criticized for centuries.

A fairy tale castle in modern Rome.

Its interior is adorned with some of the best examples of early Christian mosaics.

A Milanese café entirely designed by the American director Wes Anderson.

A once-luxurious, now abandoned hotel in the Italian Alps.

A cablecar-station-turned-revolving restaurant with 360-degree views of the Swiss skyline.

A breathtaking bridge that crosses a vast gorge over a river's torrents, and has a tale of a devil architect attached.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.