Ha Long Bay's "Cave of Surprises" houses a popular phallic rock formation.

This dazzling Buddhist temple was constructed from over one million ceramic tiles salvaged from a British shipwreck.

A tall karst islet popularized by 007.

The largest preserved walking dragline excavator in Western Europe.

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

This network of narrow, medieval passages has the most delightful name.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

The oldest candy store in England has been selling traditional sweets since 1827.

Eighty million natural history specimens call this gargantuan museum home.

This Gothic castle-like portal is a testament to the amazing craftsmanship of the navvies who built the railway tunnel.

Artists have long been drawn to these atmospheric 12th-century ruins.

Come for the oysters, stay for the priceless art honoring inventors across history and Scotland's favorite outdoor sports.

A dramatic sculpture high up in Yorkshire with vistas on an industrial scale.

A steep and winding road in the Yorkshire Dales passes by these deep natural potholes.

An iconic waterwheel in the Pennine Hills marks the location of one of Britain’s most profitable lead mines.

Stonehenge has nothing on Castlerigg’s views.

Countless grotesque faces stare out from this eerie Prague art wall.

The hidden lair of an alchemist rediscovered in a 2002 flood.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

A group of glacial erratic boulders are improbably balanced on white limestone pedestals.

A long, winding trek rewards you with a gorge so captivating it inspired a painting in the Tate.

This strange moor has a song written about it, Bronze Age carvings, and an alien sighting.

This Victorian graveyard in Leeds is a macabre collection of beautiful tombs and memorials.

The bizarre headgear looks like it was made for a fool, not a king.