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 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.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

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

A real plaque marks the spot where a Faulknerian character committed fictional suicide.

Memorial to a beloved puppeteer as well as all street performers.

This cemetery served as the only official burial grounds in Cambridge for nearly 200 years.

This massive World War II calculator hearkens back to the days when "computer" was a job title.

This tiny, painted door at the base of a tree stump has been a fixture of the Harvard University campus for decades.

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.

The final resting place of a suffragist author.

Final resting place of the author who wrote the ghost story "The Turn of the Screw," and his brother, the Harvard doctor and paranormal investigator.

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

This supermarket is suspended 25 feet above an interstate highway.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

One of few surviving standpipe water towers in the U.S.

This is not your typical jungle gym.

Less a museum than a bizarre fantasy world created by artists and engineers.

After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

An abandoned relic of the city's failed experiment with below ground transit.

What is it about mushrooms that makes people wish they lived inside of them?