This contentious squat has stood through fire, violence, and government intervention as a hotbed of leftist protest.

Many famous English poets including Elizabeth Barrett Browning are laid to rest at this Swiss-owned cemetery in Florence.

Memorials at a Florence railway station remember the citizens who were deported from Italy and sent to extermination camps.

This enormous 32-foot painting depicts Poland's greatest medieval battle in glorious detail.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

A collection of old neon signs from all over Poland line a secluded courtyard.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

Centuries ago, red and white wine poured from the statue's breasts whenever a new Venetian ruler was elected.

In the past, Renaissance sex workers were encouraged to entice customers on this bridge.

Two stone columns flank the grand Venice square, but there were supposed to be three.

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

After nearly 60 years, there's still a bear at Paddington Station looking for help.

Eighty million natural history specimens call this gargantuan museum home.

An artificial date palm stands as a memorial to Warsaw's Jewish community.

This symbol of Polish heritage survived the occupation during World War II, hidden in plain sight.

In the summer, the area around this sculpture transforms into a vibrant concert venue.

This 13th century Gothic brick castle is the largest in the world by surface area.

This grubby wall is said to be one of the Earth's esoteric energy centers.

While the U.S. and Soviet Union were engaged in a space race, Poland built a UFO on the ground.

A monument to Poland's famous alleged UFO abduction case.

The giant statue and its model solar system honor the native Pole who declared that the Earth revolves around the Sun.

The Polish capital has had a deep connection to its guardian mermaid for almost a millennium now.

Deep in a Polish forest, this collection of Iron Age megaliths still holds onto many of its ancient secrets.

A statue honors the children who fought Nazis in Poland.