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

This marine reptile was discovered by one of the 19th century's greatest fossil hunters.

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

This beautiful deer park was built so King Charles I and his court could go hunting while escaping a deadly plague outbreak.

The commemorative stone column conceals a secret laboratory.

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

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

Art Deco and “Wrenaissance” mash-up, this recently restored royal residence has been home to kings and comes with secret monkey passages included.

You'd never know the houses at 23-24 Leinster Gardens were fakes—until you see the train tracks on the other side.

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

The wooden telephone box hidden away in London's Piccadilly was the original prototype of the iconic kiosk.

Ship-sized kinetic sculptural fantasy.

This elaborate Byzantine-style building was designed for a not-so-pretty purpose.

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

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

A wonderfully eclectic Victorian aquarium lies in the basement of the Horniman Museum.

Never actually a tree at all, this spot was the site of London's public hangings for nearly 600 years.

Pop culture has helped to keep this iconic British building from being destroyed.

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

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

The sixth of London's "Magnificent Seven" cemeteries, and a source of unlikely inspiration to Beatrix Potter.

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

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

Abstract dinosaur models in London.