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

Two plaques commemorate the site of Shakespeare's first theatre.

A network of concealed passageways lies within a busy London Underground station.

A glorious pub known for a spiteful printing feud and its famous typeface lost—then found—at the bottom of the Thames.

The cedar tree in Highgate Cemetery earned its title by accident.

A famous burial ground with a history both grim and literary.

Bronze sculpture celebrating the relationship between Churchill and Roosevelt.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

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

Eclectic final resting place of the controversial explorer.

This beautiful Victorian ironwork masterpiece was built to keep London from smelling like poop.

Claiming to be the oldest hat store in the world, this historic haberdashery had a hand (and a head) in the creation of the Bowler.

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.

An small and easily overlooked archaeology museum chock full of Egyptian artifacts.

English antique dealers with a taste for the unusual.

A clock designed to run with perfect accuracy for 10,000 years.

Hidden behind a wall for decades, this masonic lodge was only rediscovered during renovations.

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

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

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

A historic London pub with prison cells in the cellar and a "spy room" on the second floor.

The site of London's first coffee house has been serving refreshments of one kind or another for 360 years.

An unusual round church in London with a Templar past.