A haunting collection of the vanished and disappearing natural world.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

The history of radiation is on safe display at the foot of a radiation science laboratory.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

France's national museum of scientific and industrial instruments.

France's most famous cemetery, with some of its most curious tombs.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

This historic, palatial theater is now one of the world’s most beautiful bookstores.

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

Macabre astrological automaton clock dating to the late 1400s.

A perfectly running 230-year-old silver automaton and music box.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

The beautiful baroque library of the Hapsburg empire.

A Bibliophile's Dream.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

Home to the most complete dodo remains known - one head, and one foot.

Ancient Egyptian wigs, South American feather headdresses, a bounty of anthropological artifacts in Oxford.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Op-art architecture designed for happiness.

Over 50 exquisite hand-painted Renaissance maps decorate a Medici storage room.

The middle finger of modernity.

The largest and most famous wax anatomical collection anywhere in the world.

The oldest operating pharmacy in the world features 800-year-old recipes.

First point in the Struve Geodetic Arc, a 19th century undertaking to measure the Earth's size and shape.