In this Parisian garden's grotesque former life as a zoo it fed exotic animals to the bourgeois and put humans on exhibit.

An off-the-beaten-path boutique stuffed with an eclectic collection of upcycled goods.

One of the last umbrella repair shops in Paris upholds the nostalgic art of umbrella making.

The narrowest street in Paris.

A poem by Arthur Rimbaud is inscribed on the wall of a street that, while it is only one block long, plays a key role in multiple novels.

A glamorous hotel that once accommodated French resistance fighters and concentration camp survivors.

If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.

The tomb of history's greatest potato promoter is surrounded by tubers.

Once the legendary capital of the Dacian Kingdom, this city has been reduced to mere ruins.

The ancient Greek Titan guards this massive dam holding a lightning bolt to symbolize electricity.

Gigantic Romanian salt mines used to heal respiratory conditions.

One of the oldest churches in Romania is believed to have been built on the site of a pagan temple.

Once an opulent Art Nouveau hotspot, the Constanța Casino is one of Romania's most beautiful abandoned buildings.

Some call this eerie forest of crooked trees the "Bermuda Triangle of Romania."

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

This massive underground salt mine now holds a sci-fi theme park in its depths.

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

One of the first hotel rooms in a pod.

A hands-on traveling collection of the innovative devices of yesteryear.

Tucked in the back of this amazing antique store is an important piece of medical history.