Displaced highlanders would take shelter from the wet Scottish climate under the large walled bridge at Glasgow Central Station.

A slice through the original, iconic, rail bridge across the Menai Straights.

The block of aged dairy is probably still edible after 2,300 years in a peat bog.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

Tiny silver and copper fish set inside blue-green lights are like windows to the underwater world.

A two-storey cabinet of wonders filled with the bizarre, the macabre, and the downright uncanny.

An enigmatic monument to the Irish revolutionary who plotted an uprising against British rule.

A mysterious plaque to the even more mysterious "Fr. Pat Noise," killed in "suspicious circumstances."

A guitar mounted on a wall in Temple Bar honors the Irish musician.

This neon landmark has been posing this deadpan question to follicly-challenged Dubliners for over 50 years.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

Legends say that this small island was the final resting place of the Welsh saint of lovers.

A copy of the brutal decapitation device that predated the French Guillotine by about 200 years.

This Georgian architectural masterpiece is the only cloth hall left in Britain.

A miniature Italianate fantasy village on the coast of Wales and the set of ITC classic "The Prisoner."

A historic London cemetery now serves as a nature park incorporating gravestones & memorial statues.

A student driver's nightmare.

This mysterious pyramid is said to be part of a complex web of occult and Freemason symbols.

The first tunnel to be dug beneath a river, repurposed as an art and museum space.

Sculptor Antony Gormley used chaos theory and fractal growth to design his tallest creation.

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

The bridge is a secret gallery of discarded gum that has been transformed into miniature masterpieces.

This unassuming alcove in London’s famous Tower Bridge once served to capture, store, and display dead bodies from the River Thames.