This collection of illusory paraphernalia has been culled from the history of London's premier magician's club.

An archival collection of over 2,200 case studies which includes human brain specimens and tumor specimens.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

Trinkets and toys lovingly handmade by maximum security prisoners.

This 19th century granite fortification is one of the most well preserved forts in New England.

The eccentric mansion of one the most popular horror authors of modern times.

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

A gorge full of caverns where early humans lived alongside cave hyenas, giant mammoths and wooly rhinoceroses.

This museum promotes informed contraception by documenting its often secret past.

One of the best collections of wax anatomical models in the world.

The former private quarters and office of Dr. Sigmund Freud now hosts a museum housing the works of the founding father of psychoanalysis.

Macabre museum devoted to historical Viennese murders.

A vast overgrown cemetery, once known as one of London's "Magnificent Seven."

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

This trio of neolithic stone monuments are fabled to be a king and his knights that were petrified by a witch.

An Oxford museum where visitors can have tea with the Mad Hatter and climb through the wardrobe to a fantasy land.

There are hundreds of secret WWII bases hidden in British forests. Built to fight a Nazi invasion, they remained unknown for decades.

Below a historic English market town lies a secret underground city complete with kitchens, laundries, storerooms, and an underground lake.

The biologist's fossilized headstone was meant to reflect his love of nature. Its, ahem, unusual shape is probably just a coincidence.

A genuine Little Shop of Horrors.

Ancient human remains unearthed around the iconic monument.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

Legend says these rocks used to be hunting dogs, a story that may have inspired Sherlock Holmes' most famous case.

In terms of history and architecture, this is one of the most remarkable cemeteries in the world.