The "first cat," "first dog," and even a presidential pygmy hippo all get their due in this museum.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

This beautiful vintage movie palace has seen little change in form or function since the 1920s.

The taxidermy remains of the most popular pony in children's literature.

One man's lifelong collection of 10,000 rare steins tells the story of beer drinking from 1350 to today.

The only recreation of William Shakespeare's indoor playhouse.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

The childhood home of the Sultan of Swat is just a line drive away from Oriole Park at Camden Yards.

Historic home of America's sweetheart sharpshooter, Annie Oakley.

Brain collection and database that narrows the gap between man and animal.

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

George Washington's dentures and Queen Victoria's dental instruments are in the nation’s official museum of the dental profession.

A Civil War Museum with some notable medical antiques.

A haunting exhibit in a wildlife refuge center highlights threatened species and the conservation efforts needed to save them.

A cave on the Maryland border where civilians took refuge during the bloodiest battle of the Civil War.

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

This Maryland farm is known for its amazing corn mazes and its 30-foot junkbots.

The land is home to swimming ponies and a legendary 18th-century treasure.

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

An astounding collection of medical specimens, including bits of President Lincoln.