This abandoned Slovenian military barracks has become a punky-political art squat.

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

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

An ancient holy well said to be used by the patron saint of sailors and travelers, lost in the boggy west of Valentia Island.

This abandoned oil depot produces world's longest echo in a manmade structure.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

This castle was established by the 4th Duke of Montrose and is connected to the Buchanan Clan.

One of Scotland's most important modern structures, it just made the '100 Most Endangered Sites' list.

Early Medieval stones sit on display at the beautiful Govan Old Church in Glasgow.

Glasgow’s piece of the patron saint of love.

Local legend says the remains of Father Christmas lie within the medieval grounds.

Since 1874, this macabre collection has developed into a museum devoted to Scotland Yard's mementos of dastardly deeds.

In an area where the remnants of WWI are discovered on a regular basis this preserved frontline trench may be the most amazing.

A mysterious artist-run cabinet of curiosities and library.

The quaint little store that is said to have inspired a famous Dickens novel was only given its name after the book was released.

The photographs of "fairies" that fooled much of the world (including the creator of Sherlock Homes) were taken at this English stream.

The ghosts of Britain's telecommunication past sit rusting away in a small village in England.

This Gothic Revival castle used as a shooting location for "The Secret Garden" and other films.

A century-old tradition has culminated in a small but singular collection of feline effigies.

One of the shortest streets in York has an especially odd name.

While only two of the ancient buildings at this site are actually churches this was one of the earliest Irish pilgrimage sites ever.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

A steam trawler with a whiskey-soaked history driven ashore in 1960 resides rusty but still standing on the shoreline.

Certain traditions prevail on the least-visited island of the Aran Islands.