A rather grand, but tiny, folly on the banks of the River Wear associated with a Polish count.

These lamps were created to expel sewer gases after an event known as The Great Stink.

Hundreds of years ago, this lion-shaped door knocker could help a person accused of a crime find temporary safe haven in Durham Cathedral.

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.

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

A herd of half-sized cow sculptures has stood in this part for nearly 50 years.

This suburban British town holds secrets that would have made the druids proud.

A historic Georgian building and warm springs.

This landmark Victorian folly rewards visitors with spectacular views over the Peak District.

In Warrington’s Golden Square, it's always tea time.

A free ferry service has run between these two English villages since 1885.

The largest known medieval map of the world.

The most famous location in China was home to whole dynasties worth of imperial rulers.

Why walk on this historical site when you can zoom down instead?

Built by the patron saint of illusionists this Elizabethan manor house is riddled with secret cubbies for hiding priests.

The grave of the legendary "Bonzo" can often be seen covered in cymbals and drumsticks.

Once the largest unsupported dome in the world, beating out the Pantheon and St Peters in Rome.

Stalin's secret bunker.

These grandstands are among the oldest continuously used stands in the world.

Chelsea's soldiers were given strict orders when crossing this historic bridge.

The Great Fire of London and the regulation of one-way streets both started in this alley.

A 1950s beatnik coffee house, turned 60s counterculture hotspot, turned modern music venue.

This East End pub gained notoriety as the site where gangster Ronnie Kray publicly shot a rival.