Inside this shop, visitors are treated to a unique blend of natural history and art.

In the Monastery of São Vicente resides a gallery devoted to a breathtaking collection of seashells.

The cellar of a former factory is now home to a collection of gloves, machines, and tools of the trade.

A collection of antique telescopes dot the halls of the university's astrophysics department.

One artist's collection of homemade handicrafts doubles as a monument to 20th-century material culture.

This small university museum houses a priceless collection of scientific instruments.

A Saxony castle houses one of the largest and most outstanding mineral collections in the world.

The second-largest collection of runic calendar staffs in Sweden.

One of the world's oldest fossil exhibits is on display in a beautiful antique "naturalienkabinett."

The smallest museum in Basel, Switzerland, is a two-foot-by-two-foot window in the door of a 600-year-old house.

A collection of noses tucked inside an art museum reveals how times have changed.

A historic structure that once housed pigeons used by farmers to help fertilize farmland.

Museum preserving torture methods from the past.

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