Legend says that Wade the Giant scooped up a handful of earth to throw at his wife, leaving behind this round valley.

A monument to the real explorer and bear who inspired characters in Philip Pullman's 'His Dark Materials.'

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

A rare example of traditional ‘common’ Highlands housing from the 18th century, with minimal changes and a potential murder scene

An exceptional engineering feat that facilitates the migration of salmon upstream during their breeding season.

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

The heads of two giant mythological water horses honor Scotland's horselord past.

One man's attempt to stay one step ahead of the church.

A menagerie of curiously bred creatures.

Overlooking the seaside town of Margate stands a tribute to an artist's lover.

Europe's "only museum dedicated to the decapod" is full of quirky and absurdist displays, including one featuring the "famous" Giant Crab of Margate.

Grotto replete with mystical designs laid out in glued shell mosaics.

This cheese shop also houses a museum devoted to Dutch dairy.

This unattributed sculpture in Amsterdam is hiding in plain sight.

One of Amsterdam's narrowest houses is located right across the canal from its widest.

In the shadow of a former battleground, the resting place for nearly 2,000 soldiers who died in World War I.

A rare example of World War I trenches from the British front.

A monument to the thousands of Canadian soldiers who died capturing the French ridge during World War I.

A moving memorial to the fallen and missing from WWI trenches.

This memorial museum chronicles the apocalyptic destruction of the First World War.

The compass on its front was a handy tool for 17th-century merchants who needed to know the direction of the wind.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.

While most bridges allow roads to pass over water, this one allows water to pass over a road.