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

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

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

This area was once known for being a lawless haven for rough-and-tumble sailors, earning the maritime-themed nickname "the black sea."

What was once a true peninsula has now been filled in, causing the water to recede and leaving many streetside "waterfronts" and landlocked "islands."

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

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

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

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

The site where Charles Dickens gave his first public reading of "A Christmas Carol" in the US.

A plaque memorializes the Boston location of one of the largest nightclub fires in history.

Statue commemorating the use of ether in anesthesia.

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

The former site of an all-but-forgotten colonial landmark is now remembered by an often overlooked bas relief.

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

Two thousand artifacts from around the world collected by one woman who loved to travel.

An enormous, inside-out glass globe built in 1935.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

This nearly endless university hallway is home to a unique sunset known as "MIThenge."

This modest marker near Notre Dame identifies the very center of Paris.

This historic mini-suspension bridge was swept away once but is now here to stay.

The Connecticut village named for its subterranean thunder.

The largest body of water in Massachusetts annihilated four small towns just to slake Boston's thirst.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.