The first tunnel to be dug beneath a river, repurposed as an art and museum space.

There's an exclusive Beefeaters pub hidden in the Tower of London.

The broken skateboards that became a poignant memorial to a murdered skater.

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

Spitalfields' regal market goat is said to be a monument to the area's migrant population but most are pretty sure it's just a goat.

A museum wholly devoted to juvenescence.

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

Ship-sized kinetic sculptural fantasy.

The London pub overlooks where the Mayflower was moored before setting sail for the New World.

This 1920s Dutch barge is now a floating bookstore.

Lovers proclaim their unbreakable bond by leaving their names on locks fastened onto the Shoreditch fence in East London.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

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

The Columbia Road Flower Market is now open every Sunday, rain or shine.

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

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

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

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

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

Scattered throughout London are ancient remnants of the city's former bounding wall.

A cluttered and astounding collection of antiquities and curiosities.

The remains of Crystal Palace Great Exhibition of 1851.

London's smallest police station is barely the size of a phone booth.

Eighty million natural history specimens call this gargantuan museum home.