A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

An unusual ode to the late Irish playwright, complete with a squiggly bust and coffin-shaped bench.

These ornate arches show how the course of the River Thames has changed.

This ancient Egyptian obelisk still bears the wounds of World War I.

Giant, friendly pelicans in Central London, the most unlikely of places.

A unique tribute to the millions of animals who served and died for the British military.

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

This once-controversial and slightly confusing statue of Achilles was built out of captured cannons.

Once designed as the entrance to Buckingham Palace, this structure was later relocated and stands as a victory arch.

This striking statue brings a scene from the African savannah into central London.

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

The Great Fire of London and the regulation of one-way streets both started in this alley.

The commemorative stone column conceals a secret laboratory.

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

The last remaining example of the boatmen's perches that once dotted the south bank of the Thames.

Hear the quietest sound from across the dome.

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

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

The world's newest astronomical clock is also its most accurate.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

This renaissance château was home to an infamous witch hunter who sent a hundred suspected witches to their deaths.

A larger-than-life statue of the German revolutionist stands proud in a small town where he never lived.

Steadily reminding Czechia of its past.

Throughout this shopping mall are medieval ruins that were discovered during the mall's construction.