The oldest stone house in Paris was built by its most famous alchemist.

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

The personal library of the founder of modern neurology is open to visitors.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

Hidden away in a modern library are the remains of one of the 18th century's most celebrated wunderkammers.

This museum houses an imposing skeleton army comprised of creatures great and small.

France's national museum of scientific and industrial instruments.

Weird wax anatomical models reside here, as do other anatomical specimens.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

A museum of magic with a Sadist past.

Dedicated to the art of hunting, with juxtapositions of contemporary art.

A historic chapel filled with colorful murals and a colorful past.

Hidden beneath a washing machine in a fake kibbutz, this secret bullet factory has been preserved as a museum.

This unique exhibit "Dialogue in the Dark" reverses roles as the visionless become guides and the sighted become ‘blind.’

Biblical beasts and endangered animal preservation come together in this Israeli zoo.

The bluer than blue waters in these natural Israeli caves are reached via the world's steepest cable car.

The most peaceful "country" in the Middle East.

The world's only official college program focused on "clown therapy."

An old hill fort covered in over 100,000 crosses is a symbol of Lithuanian nationalism and beliefs.

Guests become prisoners on a visit to Latvian prison.

Sculpture garden of religious statues made it through Soviet rule.

Lithuania's outdoor sculpture trail of wooden folk art.

Memorial to the lost dead of Gdansk, whose resting places were destroyed during World War II.