This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

This library dates back to the late 17th century and was one of the first public lending libraries in England.

An abandoned tower once used to study the cosmos hides within a thicket of greenery.

This logic-defying 16th-century Tudor manor still stands to the delight and astonishment of onlookers.

A creepy tree with a local legend that inspired a nearby theme park ride.

A mysterious medieval monument said to mark the final resting place of Robin Hood’s henchman.

In a quiet hamlet above Penistone, these village stocks are still standing.

Legend says this little-known stone circle is formed from people petrified as punishment for dancing on the Sabbath.

6000-year-old site covered in more than 50 megaliths.

The collapse of the brand-new dam caused one of the worst floods in British history.

These unique stepping stones hug a river's edge to take hikers on a journey through a limestone gorge.

This iconic Peak District ridge was once one of the busiest roads in medieval Britain.

This tiny little pool is said to be home to a malicious mermaid named Jenny Greenteeth.

In the ancient Woolley Woods, an art project promises access to new worlds.

Colin Stokes "got a bit carried away" and built a castle that looks like something out of Tolkien.

A closed London rail station created to cart away the dead still bears the marks of attempts to make it less morbid.

The quaint little store that is said to have inspired a famous Dickens novel was only given its name after the book was released.

One part local history, 99 parts gruesome haunted house.

A gruesome and mysterious ancient sculpture of a pagan deity from the Roman occupation of Celtic Britain.

A naturally mummified 2,000-year-old man.

What started as a way to address damp basement walls turned into a house filled with intricate hand-carved designs.

The world's oldest family-run magic shop is hidden beneath a bustling London thoroughfare.

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

This coffee shop lies hidden beneath a historic church.