Remnants of cells from the most notorious London prison may lie in the basement of a rare Victorian Gin Palace.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

A naturally mummified 2,000-year-old man.

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

An small and easily overlooked archaeology museum chock full of Egyptian artifacts.

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

A collection of comics, graphic novels, animation and caricatures devoted to exploring this often overlooked art form.

Eighty million natural history specimens call this gargantuan museum home.

Hear the quietest sound from across the dome.

Banksy gives themself artistic license with this piece of London street art.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

The famous sculptor left his mark on this Italian wall in an internationally protected example of street art.

The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

The martyr's wax-enhanced skeletal remains lie preserved in a glass case in the Santa Maria della Vittoria in Rome.

Jesus' footprints and the first catacombs in the world.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

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

The "Rocky Horror Picture Show" character has a hidden camera that broadcasts people doing the "Time Warp."

One of New Zealand’s few castles boasts beautiful gardens, grand architecture, and a history filled with family drama.

A galaxy of glowworms—larvae of a gnat—hides deep in the belly of these caves.

The premier place to experience the Victorian imagining of the steam-powered future.

The world's only complete colossal squid specimen is on display at the Te Papa Museum.

A Maori village obliterated by an 1886 volcanic eruption.

Known for the tunnel that leads visitors to the water.