These quintessentially English stepping stones were built for Victorian tourists.

Hidden beneath the famous St. Peter's Basilica is a veritable city of the dead that may hold the remains of St. Peter himself.

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

This unreal Portuguese palace looks as though it's made from a pile of different castles.

Every equinox this Maya pyramid puts on a spooky ancient light show.

The Florence Nightingale Museum is home to the famous nurse's most treasured possession: her beloved pet owl.

Hauled from the water's depths, Henry VIII's flagship is preserved in this capsule-shaped museum.

The Isle of Wight’s “Island Line” serviced by former London Underground trains from the 1930s.

The Last Home of an Executed King.

American soldiers discovered Europe's best one-liner at the end of World War II.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

This hilarious English intersection is an automotive whirlpool.

This modern labyrinth lies in the shadow of a ruined medieval castle.

Now in ruins, this castle stood for centuries and saw a number of gruesome events.

The 18th-century home was disassembled into 253 cases and brought all the way from the other side of the world.

Come for the flowers, stay for the bats!

The house where Charles Darwin's grandfather formed many of his influential ideas and inventions.

A breathtaking viewing platform over the Alps.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

These temples are among the oldest free-standing stone buildings in the world.

Burial grounds for more than 1,000 bodies deep under the modern town of Rabat.

The Jesus tree of Malta bears a striking resemblance to Christ on the cross.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.