The only surviving building of historic West Boylston, which was flooded to create the Wachusett Reservoir.

One of the first commercially successful anthracite-powered iron-making operations in North America.

This teeny-tiny park built by a San Francisco man in 1962 is mostly stairs.

The oldest dim sum restaurant in the United States is a nostalgic jewel.

The Hveragerði fissure runs through this unassuming shopping center.

A bronze statue of Mister Rogers in the neighborhood where he grew up.

Not many houses move across borders, this one did it twice.

An out of this world experience.

The singer, actor, and activist lived here during his final years, and now it’s a museum dedicated to his legacy.

The oldest restaurant in Portland serves fiery coffee cocktails and an astounding amount of turkey.

The site of Martin Luther King Jr.'s arrest as he attempted to have lunch.

Experience the glam side of air travel without leaving the ground at this speakeasy.

This fancifully decorated Victorian home in New York’s Hudson Valley is the only known fully domed octagonal residence in the United States.

The Boston home of a conductor on the Underground Railroad.

What was once a vast naval cemetery is now home to nesting birds and pollinating bees.

Now owned by the National Park Service, this location was once home to illegal boxing matches.

A 6,888-carat piece of turquoise that bears a striking resemblance to the first President of the United States.

Apparently, the whole cosmos emanates from this plain concrete tower.

Drive up a paved road into "Nevada's Yosemite" for exquisite views and mountain hiking in an alpine setting.

At this former Prohibition speakeasy, electric birds signaled the arrival of hooch.

The final resting place of a former Dodgers and Mets player can be found in central Brooklyn, in the first diocesan cemetery for Catholics in the borough.

This 18th-century fort surrounded by a moat was used to store gun powder and ammunition, and now sits in the middle of a large part in Dublin.

The church and nearby castle are all that remains of a medieval village, mysteriously abandoned.

This small shack near the entrance to Sequoia National Park has been in almost continuous operation for the last century.