This multicolored meandering masterpiece is Britain's longest bench.

A motley, fantastical agglomeration of unlikely houseboats along the Shoreham-by-Sea riverbank.

These stark white cliffs were spat up by the sea and are slowly being retaken by it.

England's most notorious suicide spot.

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

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

Rotterdammers' dirty minds gave this santa a dirty nickname and cursed it to a life of wandering.

This unattributed sculpture in Amsterdam is hiding in plain sight.

Several cannonballs of mysterious origins decorate two buildings in Stortoget's main square.

The fishing boats that moor in this small lagoon enter and leave through a tunnel to the sea.

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.

Artistic tombs, monuments, and a beautiful "Hall of Fame" lurk inside this cemetery.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

A giant Troll lurks under one of Seattle's oldest bridges.

A wall of chewing gum moonlights as collective art.

One of only two commuter aerial tramways in the United States.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

A mineral spring that became all the rage in 17th-century England.

At this small museum, visitors can view artifacts from the only battlefield in London during the War of the Roses.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

Looming communist pillar with a Czech twist.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.