A commemorative plaque hides a door that leads down to the New York Public Library's underground book bunker.

Dedicated to one of the world's first Black international, athletic superstars.

A grave surprise in the downtown area of New England's second-largest city.

The Burnside Fountain and its questionable interpretation.

On a side street near the interstate is the building where the famous anarchist once owned an ice cream parlor.

Try a classic Necco candy bar being resurrected in a small suburban shop.

A small obelisk commemorates the launch site of the world's first liquid-fueled rocket.

This miniature feudal castle was built on a whim to honor a US Navy pioneer.

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

The strikingly modern structure stands out among the brick buildings speckling the Harvard Business School's campus.

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

Utopia and nostalgia mingle at the site of Bronson Alcott's ill-fated agrarian commune.

According to legend, Bob Dylan sneaks in twice a year to eat dinner with Jack.

This location holds the truth to what truly happened that faithful night.

The phrase "the shot heard around the world" was coined after a skirmish at this bridge.

One of two lighted lanterns hung in the church belfry on the eve of the Revolutionary War to warn that the British were on their way.

A short walk through the woods will take you to an unusual flat hill top, used by the Shakers for outdoor worship.

This historic cemetery is filled with markers that look more like candy than was likely intended.

A tribute to the couples who brave long periods of separation during wartime.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This stunning concert hall has become a symbol of Iceland's national recovery.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

One of the last remaining World War II Victory Gardens in the U.S. is quietly growing across from Fenway Park.