The sign at the garden gate reads: "These Plants Can Kill."

A poignant memorial shows the widows and children left heartbroken by the worst fishing disaster in Scottish history.

One of four sister bronze sculptures dedicated to the widows and orphans of an 1881 tragedy.

St. Mary's Asylum was isolated and abandoned before being converted into a Bed and Breakfast.

A million and a half tons of earth were used to create one of the world's largest land sculptures.

A giant piece of cutlery designed to remind us about the origins of our food.

The largest timber structure in Europe.

Cascading waterfalls mark the gateway to the ancient burial place of Clan Macnab.

A double cantilever system bridge that was designed to prevent flood damage.

From here, the loch appears to take the shape of mainland Scotland.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

Islanders once used this dramatic, otherworldly landscape to hide their cattle from Viking raiders.

On this stunning Scottish island, you can walk in the footsteps of dinosaurs.

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

These fantastically named natural pools look like something out of a Scottish myth.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

The U.K.'s first underground railway line is now a lively thoroughfare for runners and cyclists.

Ruined castle with subterranean vaulted Goblin Ha' or "Goblin Hall."

A church that bred legends, and served as an inspiration for the Da Vinci Code.

This series of Scottish caves has no clear purpose other than baffling historians.

At high tide this strange footbridge appears to have no purpose whatsoever.

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

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.