The granddaddy of English geoglyphs dates back to the late Bronze Age.

Follow the original medieval paths that wind through this intriguing section of the city.

A plaque hangs near the execution place of the Scottish Independence leader famously depicted in "Braveheart."

It is said the legendary wizard once lived in this sea cave beneath Tintagel Castle.

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

The London pub overlooks where the Mayflower was moored before setting sail for the New World.

England's most notorious suicide spot.

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

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

This medieval sanctuary's tree-framed door looks like a portal to a mythical realm.

Following the trail of an old metro line, this scenic path is haunted by a creepy spriggan statue.

This 1920s Dutch barge is now a floating bookstore.

Created hundreds of years ago, the magical follies and landscapes at this park were almost lost to time before being restored.

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

Hidden in a grotto 26 feet below Nottingham's oldest hotel, this stylish subterranean drinking den is notoriously hard to find.

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

Surreal riveted sea forts once protected the Kent shores from German attack.

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

The remains of Crystal Palace Great Exhibition of 1851.

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

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

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

The signs of a long buried road can still be found hidden beneath a London sewer grate.

In this cobwebbed old operating theater, you can practically hear the screams of the unanesthetized patients.