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

The whimsical steel spider lurking in the shadows of this suspension bridge shows that engineers can have a sense of humor.

The remains of the wrecked steam trawler can be found on the beach at low tide.

A legendary rocking stone, returned to its clifftop perch.

This mysterious hilltop collection of Druid carvings isn't quite what it seems.

This remarkably intact, 260-year-old cargo ship is only visible at the lowest of spring tides.

This 15th-century fortification was built to defend bunnies.

It is said a heartbroken man visited the gap every day to stare blankly out at the sea.

This tiny island is home to the world's largest colony of Northern gannets.

A stone obelisk towering over the surrounding countrysides beckons hikers across the rolling moors.

This unusual rock looks like a giant, otherworldly mushroom sprouting atop a cave.

The remains of the concrete ship can be seen during low tide.

It's believed King John of England stayed at this 13th-century castle before riding off to sign the Magna Carta.

This hidden natural fountain issues forth a steady supply of supposedly healing water that tastes like rotten eggs.

A folly built to satisfy a gentleman's bet that he could drive his horses through the eye of a needle.

Giant statue of a disembodied head.

"The Donut" was built as part of an expensive, ill-fated engineering endeavor.

The wreckage of an old coastal trading vessel is only visible at low tide.

The highest peak in Northern Ireland is topped with a stone tower and haunting burial mounds.

A writer's tiny retreat built from salvaged shipwreck timbers.

One of the largest mechanical models of the solar system in the world.

The abandoned fishing village was swept right into the sea.

A historic hill of tall tales, with one rather special tree.

These picturesque ruins crumble beautifully into the ocean.