Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

The ritual has been performed uninterrupted for nearly 700 years.

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

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

The massive machine creates cracking displays of indoor lightning.

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.

In the bowels of a 19th-century brewery lurks a fine-dining restaurant offering an array of themed feasts.

An eccentric priest's tribute to George Washington, this chapel tells the story of the American Revolution.

This 19th century granite fortification is one of the most well preserved forts in New England.

Stone monument honoring a town founder has a witch-boot shaped stain and a curse to go with it.

The first bridge observation tower in the U.S. offers one of the best views of Maine.

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.

This supermarket is suspended 25 feet above an interstate highway.

This meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.

London's smallest police station is barely the size of a phone booth.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

Hear the quietest sound from across the dome.

The trials and tribulations of marking Poe's grave.

One part local history, 99 parts gruesome haunted house.

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

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.