Britain's answer to the NSA is based out of this deliciously-named circular headquarters.

Asthmatic Charles Hyett's son built a fantastical garden for his father to convalesce in, alas it was too late.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

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

Remnants of cells from the most notorious London prison may lie in the basement of a rare Victorian Gin Palace.

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

Once a train station along the Great Eastern Railway this vibrant coffee shop and bar is where members of London’s creative class mingle.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

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

A friendly pub with a sordid past in cock fighting.

The bar where "The Great Train Robbery" was planned was once a nexus of high society and low morals.

Abandoned boats decaying in the largest ship graveyard in mainland Britain.

Every year locals tumble 650 feet down to the bottom of the hill chasing a Double Gloucester cheese.

A majestic mansion designed in Mughalai style, complete with a turquoise onion dome.

This stretch of the River Severn where large waves flow against the current is the birthplace of river surfing.

Deep in the countryside lie the remains of one of the grandest Roman dwellings in Britain.

Ancient human remains unearthed around the iconic monument.

The first archaeological site discovered by aerial photography.

Famously misunderstood wonder of the ancient world

The oldest working mechanical clock in the world.

This strategically placed hill fort has served defensive forces from the Iron Age up until the 20th century.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

This hilarious English intersection is an automotive whirlpool.

There are hundreds of secret WWII bases hidden in British forests. Built to fight a Nazi invasion, they remained unknown for decades.