Modern commuters still pass through this 2,000-year-old Roman archway.

A well for a well, this anachronistically Indian-styled water pit was built in its small town home in gratitude for a similar favor.

This medieval church tower has maintained its clockworks since the 16th century.

A fascinating insight into daily life in the Eastern Bloc.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

Where manatees are the snowbird vacationers in these balmy Florida springs.

Where Venice's gondolas go for a tune-up.

Thousands of well-dressed mummies below a monastery.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

Vast stretch of tide-pools with a unique Moroccan charm.

The largest known Ancient Egyptian obelisk.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

This ancient structure is widely thought to be the oldest intact pyramid in the world.

An endless sea of white conical domes.

Ozymandias’ time-keeping temple.

A modern-day Lascaux cave underneath Paris.

This Parisian fountain is a little bit fantasy and a little bit nightclub.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

France's most famous cemetery, with some of its most curious tombs.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

Hot springs monkey spa in the middle of Hell's Valley.