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

Nestled atop a wind-swept crag in the Scottish Highlands is a lonely memorial to a beloved hiker.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

An icon of the Battle of Britain is frozen in flight in a grand Victorian museum.

The 20th-century chapel’s intricate woodwork includes amazing details, most notably angels playing bagpipes.

The oldest residential street in Europe also features an optical illusion.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

Carved initials which are nearly 500 years old preserve the deposed Queen's presence at Hampton Court Palace.

A rare wooden coffin set vertically into the Gothic arch of an ruined church.

This alley off Edinburgh's Royal Mile contains remnants of the city's seedier history.

The commemorative stone column conceals a secret laboratory.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

The world's largest grapevine has produced a delicious harvest at Hampton Court Palace for almost 250 years.

Sprawled across the Great Hall ceiling are various constellations and images relating to the zodiac.

Local legend says Isaac Newton built this footbridge without any screws, bolts, or nails.

Ancient human remains unearthed around the iconic monument.

An architectural oddity hides in plain sight on this iconic London bridge.

This marine reptile was discovered by one of the 19th century's greatest fossil hunters.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

Murals of the wild parties once held on the frozen River Thames.

The sumptuous ceiling was one of the last things Charles I saw before his execution.

Originally built for London’s cab drivers, this bright green hut now serves anyone a hot drink or meal.

The library houses an incredible collection of some of the world's most impressive books and manuscripts.