A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

Museum preserving torture methods from the past.

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

A 200-year-old collection of oddities and medical paraphernalia.

Semi-precious Blue John stones have been mined in this cavern system for centuries.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Museum celebrating the history of computers, especially their role in codebreaking.

A collection dedicated to the treatment of disease, held in London's oldest hospital.

The curios of pharmacist and collector Henry Wellcome.

One of the world's largest collections of pathological specimens.

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

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