This unassuming alcove in London’s famous Tower Bridge once served to capture, store, and display dead bodies from the River Thames.

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

Preserved behind glass, the ruins of a medieval building used to store human remains.

A tongue-in-cheek arcade where the games are based on everyday life.

The sculpture of the deceased cockatoo flops atop its personal plinth.

The Art Deco artwork depicts gilded carriers of deadly illnesses.

Shiny Brutalist box commemorates a pioneer of electricity and houses a railway transformer.

This hidden green space is the city's second largest conservatory.

Visit on a Sunday morning to see some killer tricks.

The remains of Crystal Palace Great Exhibition of 1851.

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

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

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

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.

Manchester's abandoned train depot lingers in a post-industrial purgatory.

Climb a steep hill in 90 seconds on the second-oldest urban subway in the world.

The commemorative stone column conceals a secret laboratory.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

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

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

This Tudor-era castle was once part of King Henry VIII's plan to protect England from invasion.

Formerly known as Saville Theatre, this mid-20th-century entertainment hub includes an ornate frieze.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

Legend says this public grazing area hasn't been plowed for thousands of years.