This peaceful Massachusetts graveyard was one of the first "garden-style" cemeteries in America.

Bouncing, delightful, mechanical art at the MIT Museum.

Three prestigious academic collections come together to create a world-class natural history museum.

Impossibly life-like natural history models created out of glass by a father and son.

Charles Babbage's proto-computer, painstakingly brought to life.

A clock designed to run with perfect accuracy for 10,000 years.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

Hear the quietest sound from across the dome.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

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

A former waterfront market is now in the center of town due to some interesting Boston engineering.

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

Ice cream stand, snack bar, and time capsule of milk conveyance.

Once a black market electronics marketplace, now an otaku shopper's paradise.

The unique traffic pattern named for an influential urban planner is also known as the Pedestrian Scramble.

The bank that helped fund the Mexican-American War and the purchase of Alaska met its downfall after helping Augusto Pinochet launder money.

Every drop of D.C. tap water flows through this old waterworks.

She stares out across six lanes of traffic, clutching a musket and infant with determination.

A girls' boarding school inspired by the Chicago World's Fair, once abandoned, now restored to strange and scenic glory.

Home to items never before seen by the public.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

At 207 feet, one of the world's longest continuous escalators.

The site of the climactic scene from the classic horror film is now a historic landmark.