An ambiguous ambience emanates from this centuries old leprosy quarantine.

This 11th-century Greek monastery has renowned mosaics and relics of a brutal past.

This medieval "painted village" is famous for its geometric facades.

Giant marble phalluses on the sacred island of antiquity.

Replicas of Apollo's leonine stone guard cats still line a sacred row in Greece.

World's largest collection of serial killer artwork and other macabre exhibits.

High Victorian fantasy created a fairytale castle out of a ruined fortress in Wales.

The stately remains of Llywelyn the Great's mighty fortress.

A breathtaking flower tunnel bursts with beautiful golden blossoms.

The highest peak in all of England is plagued by dangerously fickle climate shifts.

The only fixed chain and post trail in Scotland snakes its way along the base of a towering seaside cliff.

Although it appears ancient and mysterious, the quirky folly was actually built 200 years ago by an eccentric estate owner.

Stonehenge has nothing on Castlerigg’s views.

A open air theatre built on a cliff by an eccentric British woman.

A house of bones — but nobody is quite sure to whom they belong.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

The pioneer of psychoanalysis spent the final year of his life here, still seeing patients on that famous couch.

The largest cave chamber in Britain—big enough to fit a whole cathedral inside.

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

The largest greenhouse in the world is home to over one million types of plants.

Tiny effigies of the victims of Edinburgh's famous Anatomy Murders.

Ancient cliffs resembling a kilt on Scotland's second largest island emit an entrancing sound.

An incarceration museum on the spot of possibly the oldest prison in England.

400-year-old garden, restored to beauty.