Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

The heads of two giant mythological water horses honor Scotland's horselord past.

Abstract dinosaur models in London.

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

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

A toy store with a century-long history preserves the craftsmanship of playthings of the past.

Ancient cliffs resembling a kilt on Scotland’s second-largest island emit an entrancing sound.

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

The remains of Crystal Palace Great Exhibition of 1851.

The final resting place to 300 Victorian-era pets hides inside the city park.

An incarceration museum on the spot of possibly the oldest prison in England.

A church that bred legends, and served as an inspiration for the Da Vinci Code.

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

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

Eighty million natural history specimens call this gargantuan museum home.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

The largest of London's subterranean rivers and once a mad, bad center of London life.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

Hear the quietest sound from across the dome.

A fantastic castle rumored to be the birthplace of King Arthur.

Rebuilt remains of a temple to Roman god Mithras.

The curios of pharmacist and collector Henry Wellcome.

One part local history, 99 parts gruesome haunted house.