A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

The shelves in the back of this thrift store are devoted to saving, not selling, retro tech.

Fascinating museum dedicated to the under-appreciated medical history of urology features some wince-inducing devices.

Fiji mermaids, mummified remains, and recreated cryptids are among the morbid oddities at this Maryland museum.

One of the oldest anatomical theaters in the U.S. still in use was once the site of an infamous cadaver riot.

A wonderfully kitsch bookstore the size of a supermarket.

Dummies recreate radiological discoveries from history.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.