The famous winding walk at Chartres is surrounded in mystery and myth.

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

Hundreds of hidden passageways weave through the old quarters of Lyon.

A beautiful and classically designed villa, with an hourly infestation of monsters.

Sacked by Vikings, blessed by William the Conqueror, dealt a fatal blow during the French Revolution—these ruins have seen it all.

A grotto-like lodge decorated with gilded mosaics, rocks and a noisy waterfall was the setting for the most sumptuous pleasure house of 1900s Europe.

One of the greatest maze designer’s greatest mazes.

Indents in the pavement are all that remain from a grisly death machine in Paris.

This French ghost town from World War II has been left as a memorial to German atrocities during World War II.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

The oldest stone house in Paris was built by its most famous alchemist.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

A 16th-century horror show built in a lovely Italian garden.

It might not be the prettiest pyramid in Egypt, but it may be the muddiest.

Giant pigeon houses packed into city streets in Egypt.

A strange aquarium with stuffed fish, and almost no water for them to swim in.

The forgotten mummies of Dakhla oasis.

The largest known Ancient Egyptian obelisk.

The deadliest diving spot in the world is also a stunning geological marvel.

Brightly painted boulders scattered throughout the Sinai Desert.

In Egypt's expanding metro area, many of the neighbors are dead.

An ancient instrument used to measure the waters of the Nile so Egyptian farmers would know whether to expect famine or flood.

The once great capital of Egypt now crumbles forward as evocative ruins.