This Alaska library may be the only one in the country that allows you to check out pieces of taxidermy.

Lima’s Museum of Anthropology is lined with thousands of elongated human craniums.

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

The only place in America where anyone who wants can shovel coal aboard an antique train.

This 19th century machine put animals (including humans) in boxes to study how they metabolized calories.

Half-eaten food on display at an English café.

More than 5,000 contemporary and "historic" mustards from around the world.

Behold, a collection dedicated to Germany's favorite vegetable.

The world's largest ginkgo tree contains a hollow so large a man once lived in it for two years.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

A forensic lab dedicated to fighting crimes against wildlife.

This enormous sports car themed amusement park is home to the world’s fastest roller coaster.

Artist Diego Morlin's war between the natural and human worlds is a wanderer's delight.

An open-air museum in a mountain valley features works designed to blend in with—and disintegrate back into—their natural surroundings.

Roots and stumps that lay inundated for two millennia are on display in Japan's city of three mysteries.

One of the world's oldest and most massive living organisms is a grove of quaking aspens.

The deepest hole drilled in the name of science, where evidence of Precambrian life was found.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

The mystery of the Putim Ossuary involves a tricorn hat.

A museum devoted entirely to hammers has more than 1,400 items on display dating back to the Romans.

"In the Dark" Restaurant in Paris offers dinner in complete darkness.

A Parisian exterminator's shop whose storefront displays stuffed rats hanging from traps.

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