Children's hospital in London that operates on royalties received from Peter Pan, which J.M. Barrie signed over in 1929.

Victorian-era Londoners really wanted to believe this 17th-century cistern was actually an ancient artifact.

William Smith's iconic "map that changed the world" is hidden behind a curtain in the Geological Society building.

Tourists who rely on a transit map to find the iconic Beatles location often end up in a far-off neighborhood.

Tucked inside a South Bank bar is an epic expressionist chronicle of the 20th century.

A legendary ghostly hound supposedly left dark marks on a place of worship.

A chaotic collection of coin-operated slot machines designed to delight and disturb in equal measure.

Keep a lookout for replicas of this wooden soldier hiding in plain sight all around town.

A 17th-century church is nestled within the walls of a 15th-century ruin.

An eccentric Victorian aristocrat's enormous collection of medieval armor and weapons from around the world.

Tucked away behind the mansions of Mayfair, this picturesque garden is a hidden London treasure with a spooky past.

A cluttered and astounding collection of antiquities and curiosities.

This inn of the court provides a fascinating window into London’s legal and architectural history.

What might be the oldest living tree in London has survived fires, bombings, and estate agents.

A museum that chronicles the interesting and often dark history of the London docklands, once one of the major trading ports of the world.

A kaleidoscopic warehouse-maze of handmade neon signs.

Likely the first car with an internal combustion engine constructed in the United Kingdom.

A much-loved local landmark pays tribute to the shipbuilding past of this area.

A Victorian park cemetery, standing on the site of what was once the Great North Wood.

The ruins of a church destroyed by both the Great Fire of London and the Blitz, now turned into a peaceful garden.

An ornate and disused early 20th-century building has been given new life as a fully operational structure, complete with offices, oyster bar, and a furniture retailer.

The lab where the scientist made his groundbreaking discoveries is preserved on the basement floor of the Faraday Museum.

The canine-themed book collection claims to be Europe's largest dog library.

London's Victorian Tower of Babel.