The only medieval bridge in Britain with its defensive tower still in tact.

This Arcadian garden in the Pentland Hills boasts over 270 artworks by Scottish artist and poet, Ian Hamilton Finlay.

The community pools that the community refused to give up on.

This volcanic plug boasts the longest recorded history of any Scottish stronghold.

This king penguin is a knighted brigadier of the Norwegian Army.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.

Possibly the oldest of Britain's ancient henges is also one of its most stark.

At night, the enormous sculpture looks like a UFO hovering above the English hills.

The world's largest collection of garden gnomes lives among the trees and wildflowers on this woodland reserve.

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

Victorian-era Londoners really wanted to believe this 17th-century cistern was actually an ancient artifact.

Historic church where a number of Shakespeare's actors are buried.

The photographs of "fairies" that fooled much of the world (including the creator of Sherlock Homes) were taken at this English stream.

This bridge is the first to be made entirely from iron, but designed like it was still made of wood.

This 11th century tower is said to be the oldest building in Oxford.

This abandoned gun tower was built to defend the River Thames from a French naval attack.

The last of the 19th-century booze-free bars has been slinging teetotal tonics for over a century.

Astonishing rock formations dot the Brimham Moor landscape.

An extraordinary collection of scientific instruments - and Einstein's chalkboard - inside the world's oldest purpose built museum building.

A beautiful ruin of a 14th-century Plantagenet castle built by a medieval mercenary.

This long-hidden space above Westminster Abbey now displays the battle gear of the legendary King Henry V.

This inn of the court provides a fascinating window into London’s legal and architectural history.

A plaque marks the underground site of one of London's "lost rivers."

Over 50 exquisite hand-painted Renaissance maps decorate a Medici storage room.