This landmark cemetery in Boston was created more than 300 years ago.

The site of Paul Revere's historic two lantern warning.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

A collection of full-size movie monsters opened to the public.

The Boston square dedicated to the dark poet who was born nearby.

An eccentric inventor's castle home with its own indoor weather system.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

FDR's Art Deco hospital tower was hopelessly inefficient.

A lawn full of retired spacecraft on display at one of NASA's first research labs.

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

The only remaining Cold War–era Minuteman II missile control center in Missouri.

The world's second largest rocking chair is found on Route 66 in Cuba... Missouri.

The show pony of cave systems, Fantastic Caverns manages to live up to its name.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

Everything in this miniature world was handmade from matches, paperclips, wires, tin cans, and other everyday objects.

This historic hotel on Bathhouse Row in Hot Springs National Park has a storied history of gangsters and baseball greats.

Three markers installed over the course of 140 years mark the point where Arkansas, Missouri, and Oklahoma converge.

This small piece of railroad history sits behind the parking lot of a chain grocery store.

There are eight natural springs around town, each with a slightly different taste.