On a site with a long military history, a 1980s shelter.

The second-longest pier in the U.K. stretches a whole kilometer into the Irish Sea.

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

The only pub in the world surrounded by an ancient stone circle.

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

This hilarious English intersection is an automotive whirlpool.

The medieval woodcut-style artwork chronicles life in medieval London.

The next-door homes of two very different musicians, George Frideric Handel and Jimi Hendrix.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Hear the quietest sound from across the dome.

A plaque claims this artwork outside a children's hospital was used in the 1998 Quidditch World Cup.

It houses a menagerie of wondrous taxidermy specimens from around the world, including the remains of a famous gorilla.

Banksy's image of a naked man dangling from the window of a sex health clinic.

This house was home to a succession of park keepers for more than 90 years, but in all that time, it never had a toilet.

The whimsical twist of this spire was either caused by the Devil, an unexpected virgin, or lead.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

This stone once marked the boundaries of Liverpool's medieval markets.

The tower was originally used as a chimney for the waste incinerator of St. John's Precinct and Market.