This old, abandoned hotel offers magnificent views.

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

Also known as Napoleon's Canal, this waterway was created on the orders of the general, and construction was interrupted by Waterloo.

This former Masonic lodge has been transformed into part museum, part bar, all awesome.

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

You would never come across this tiny green oasis if you didn't know it existed.

Inside this former medieval prison is a collection of objects designed to inflict unbelievable pain and suffering on the human body and mind.

A beer pipeline runs beneath Bruges.

The bronzed skull of a beheaded traitor was affixed to the city gate in the 17th century.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

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

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

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

One of Ireland's most infamous prisons for rebels including men, women and children.

Dublin's "Dead Zoo" serves as a window to Victorian museum design.

A statue in the center of Dublin dedicated to one of their favorite sons of rock & roll.

A hugely vast Irish landscape of barren rock that stretches for miles.

This controversial Irish show cave is home to a massive formation known as the Great Stalactite.

An 1814 castle that hosts an exhibit of "explorabilia".

After being destroyed by IRA sympathizers, the ruins of this stately Irish manor have sat vacant for decades.

A restaurant with an extensive Irish whiskey bar also has several first editions of famous works by Irish authors.

This ancient Irish tower could easily have stood in for Rapunzel's prison.