Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

Amazing Roman mosaics discovered by accident, in 1989, during some street furniture works

The oldest preserved Triumphal Arch in Northern Italy

One of the oldest still-working clocks in the world sits on an ancient tower.

Piran’s oldest square is laden with history and a beautiful 18th-century reservoir.

A monument to one of Croatia's famous freedom fighters.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

Inspired by the Rialto Bridge in Venice, these three clustered bridges were just one part of a Slovenian architect’s grand vision.

A public work of art that also provides some relief from the summer heat.

When this monument to Slovenia's national poet was erected, it's said to have sparked the ire of nearby church authorities.

The world's oldest grape-producing vine has survived four centuries of turmoil and even has its own anthem.

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

Cozy basement bar sports an inventory of over 2,000 beers.

A whimsical bridge uses saxophones to pay tribute to two great men and the European Union.

This work of art, which took 35 years to complete, has a motorway running through it.

This German fountain of a legendary apple wine-loving drink thief will spit on you.

Local legend of a lurking canal crocodile takes on a life of its own with this sculpture.

It has an American Dream Car exhibit, Europe's largest Formula One collection, and many, many mannequins.

Step inside this medieval Orthodox gem and travel back to the 16th century.

This fifth-century church is one of the oldest Christian sites in the Balkans.

A small etching on the white marble parapet was written in runic script by a Viking mercenary.

A marvel of Byzantine engineering under the streets of Istanbul.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

Ancient serpentine sacrifice holder that has stood the test of time.