Located in a veterinary school, this macabre exhibit displays the effects of animal diseases.

An incredible menagerie of more than 3 million taxidermied animals at the oldest science museum in Europe.

This amazingly well-preserved villa just outside Pompeii boasts rare examples of ancient Roman paintings.

Some call this eerie forest of crooked trees the "Bermuda Triangle of Romania."

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

A secret garden in a picturesque Edinburgh village has inspired artists for centuries.

A 18th century graveyard and its astonishing cortege of macabre iconography.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

Spend the night in this formerly abandoned traditional Scottish village.

Home to 10,000 medical specimens including the remains of Rudolf Virchow's extensive collection of pathological specimens.

From toys to kettles to scientific instruments, this German museum celebrates the beauty of 20th century design.

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

A wunderkammer of mysterious objects and stories.

Started as a kitchen garden, now the second largest botanical garden in the world.

Crossing this suspension bridge feels like walking through the sky, a fitting tribute to the head of the Apollo program.

An underground paleo-Christian burial site composed of the remains of several cemeteries and Basilicas.

This Tuscan lake hides a 13th century town that is still visible when the water recedes.

One of the largest caves in the world open to the public.

Skulls from the plague of 1656 and World War II bombings are united by a cult dedicated to caring for the ancient dead.

A labyrinth of ancient tunnels hidden below the city holds the ruins of 2,500 years of history.

An Italian hillside ghost town.

Thousands of well-dressed mummies below a monastery.

At the crypt of St. Mary of Eulogies and the Dead you are left alone to ponder mortality among piles of skulls.