The oldest still-operating tavern in the United States was once owned by a pirate.

Oldest synagogue in the United States.

The second oldest Jewish graveyard in the U.S. is tiny, with connections to George Washington and Henry Wadsworth Longfellow.

Dedicated to the explorer who opened Japan to the West.

Mysterious stone tower featured in many alternative histories of the New World.

The home of the artist credited with introducing the tomato to the American diet.

This popular Boston haunt is reminiscent of a time gone by, when slow cafes and sweet-smelling smoke wafting from patios was the norm.

One woman’s obsession gave birth to this lovely oddity at the Boston Public Library.

Silverware in the sidewalk outside a grocery store cements this neighborhood’s Italian culinary history.

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

An easy-to-miss garden in Boston's North End honors the mother of JFK and others who lost children in WWII.

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

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

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

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.

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

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

An overlooked monument to the celebrity gangster who helped put the sin in Sin City.

An exotic wildlife habitat right off The Strip.

A blast of nostalgia awaits visitors to this miniature indoor raceway.

Machinery left over from California's once thriving mercury industry now attracts artists and explorers.