One of the largest-ever mental hospitals now sits abandoned, surrounded by 25,000 unmarked graves.

A monument stands to the famous suffragist who penned the declaration for women's equal rights, including the right to vote.

The secular incarnation of a religious meditation.

The world's largest collection of preserved trolleybuses.

A museum in England’s Lake District dedicated to the trusty pencil wants you to know the story of their World War II spy pencils.

The largest collection of ornamental hair combs on the planet.

This museum gives tribute to the underappreciated "Down-South Submarine."

Cat art as far as the eye can see.

Tucked away inside a historic Savannah hotel is a hundred-year history presented in ladies' lids.

A museum where visitors can learn about greyhounds and (more importantly) pet them.

The difficulty of getting a good night's sleep is an age-old affliction according to the one-of-a-kind Snoring Museum.

Its buzzing collection honors vibrator history.

This Irish museum in a historic 19th century market pays tribute to the glory of butter.

Over 600 vacuum cleaners stack the shelves of what may be the cleanest museum in America.

A museum dedicated to a Cold War era sausage.

This collection of grinning ephemera has grown from basement to Brooklyn.

A fascinating little museum dedicated to the thousands of chemical substances concealed in our food.