These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

An architectural oddity hides in plain sight on this iconic London bridge.

The Tudor-style cottage in the middle of the square is not quite what it seems.

This one has sailed five times as far as Sir Francis Drake's famous ship.

This coffee shop lies hidden beneath a historic church.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

This unique bridge curls up like a caterpillar to let boats pass and then unfurls again to span a small canal.

A community of artists and entrepreneurs seeks a simpler life on London's waterways.

19th-century scientists would make the pilgrimage here to verify the precision of their measuring sticks.

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

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

Hear the quietest sound from across the dome.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

Eighty million natural history specimens call this gargantuan museum home.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

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

Built for the 1962 World Cup, this fully functioning botanical clock is still ticking.

This sculpture meant to honor the bravery of the Indigenous Mapuche people of Chile proved controversial.

A museum founded to reflect on and remember the human rights abuses under Chilean dictator Augusto Pinochet.

This large round boulder is said to emit spiritual power, but it may just be magnets.

What was once a unique system of urban elevators is turning into a mechanical ruin.

This was once the center of the Birdman cult, and is now a World Heritage Site.