Sturdy scales are a surprising thing to find in a modern European city.

A monument dedicated to a lone, brave invader.

One of Vienna’s oldest (and perhaps most haunted) alleys, allegedly with a bloody past that gave it its name.

These two 15th-century metal rods allowed people to check if they were swindled or not.

These relics of the city's past now exist as a prominent modern feature.

Designed as a reminder of one of the darkest moments in Austrian history.

In the middle of a Vienna square, Roman ruins dating back some 2,000 years are on display.

A patriotic medieval knight in driven-nail armor raised money for widows and orphans of WWI.

On a winding Vienna side street, one museum has turned their windows into a monument to history’s peace-minded heroes.

An exquisite Baroque church in Vienna's old town.

The townhouse where the "Blood Countess" Elizabeth Báthory started her murderous career.

Legends surround an ancient tree trunk riddled with nails for good luck.

A silly medieval mural preserved on the side of a Viennese house.

Baroque celebration of the end of the Great Plague of Vienna.

A magnificent collection of imperial armor and weaponry.

The solemn exterior conceals an opulent interior of this 17th century church.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

How did an Australian statue of the Bard of Avon end up in the Hungarian capital?

The largest statue of this convex, homogeneous object with just one stable and one unstable equilibrium point.

The holes in this wall provide a glimpse into Jewish life in Budapest, both past and present.

This quiet, unassuming spot in Budapest was the birthplace of the bloody 1956 Hungarian Revolution.

The geographical center of Budapest is marked with a 10-foot-tall stylized zero.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

Some of the greatest minds in the history of Hungarian art and science converged in this café.