150 or so scrounged-up lamps, chandeliers, and lanterns light up this alley in central Athens.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

Giant marble phalluses on the sacred island of antiquity.

A Black Forest cuckoo clock theme park features one timepiece big enough to walk inside.

This bridge was constructed from the rubble of the infamous Bastille.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

A popular shrine where the Blessed Virgin allegedly appeared in 1830, displaying a holy armchair and two incorruptible remains of Lady Saints.

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

Copenhagen's celebrated theme park and gardens.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

The remains of what was the most important religious complex in coastal Peru for over a millennium.

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

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

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.

What was once a unique system of urban elevators is turning into a mechanical ruin.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

Home of the world's largest crocodile.

The only castle in North America to ever house European sovereigns.

Every equinox this Maya pyramid puts on a spooky ancient light show.

"Girl in a Wetsuit" is what happens when a sculptor has to find a way around a 100 year old copyright.

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

This historic Victorian hotel has a scandalous history of affairs and murder.