The prototype for all Nazi concentration camps.

In this truly magical place, rent hasn't been raised since the year 1520.

Archduke Ferdinand II's collection of rare objects is considered one of the oldest museums in the world.

Originally envisioned by King Ludwig II to rival Versailles, Herrenchiemsee's "New Palace" remains half-gilded for lack of funds.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

The Adriatic's most famous wind can be reliably experienced in the city's Marina.

A star-shaped fortress town fort built in the geometric model of the Renaissance utopian city.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

This unique building in the main square stands out among the city's typically Baroque architecture.

Dynastic Home of the De Piro Family.

This church is named for one of the most dramatic tales in the early Christian church.

The floor of this spectacular Baroque sanctuary is covered in memento mori.

Go inside to really appreciate this 500-year-old technological masterpiece.

Thousand-year-old Viking runes adorn an ancient Greek lion at the entrance to the Venetian Arsenal.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

Venice's island of the dead.

Steadily reminding Czechia of its past.

This automated sculpture of two men peeing will spell out text messages with their micturition.

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A mocking tribute to the past and modern leadership of Prague.