Macabre astrological automaton clock dating to the late 1400s.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

A former factory now pays tribute to a local industry fueled by sardines.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

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

A new sculpture calls attention to climate change in the centuries-old city it threatens.

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

The yawning maw of this pagan visage is said to bite off the hands of liars.

A tiny island home to a former English slave fort.

This sculpture marks the spot where one of the greatest Roman rulers was proclaimed emperor.

Monuments don't get much more metal than these three giant viking swords planted in a Nordic hill.

This 135-year-old weather station studied the effects of the climate on human health.

This scale model of our solar system hid in plain sight for years before a physics team sought out all the planets.

Where the lovelorn find a home for their sentimental keepsakes.

A whimsical bridge adorned with decorative dragons.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

This curious sculpture represents the perseverance needed to take to the skies.

Metro station with a claim to rock n' roll fame.

Cold war icon and onetime "hole" in the iron curtain.

One of downtown Berlin's last reminders of its Communist past.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

The most visited, and possibly most controversial, museum in Germany.