Run by a eugenics advocate, this aging institution conducted secret radiation experiments sponsored by Quaker Oats.

A monument to the first person to sail around the world solo, nowhere close to where he was born, set sail, or landed.

A castle on a hill once named "the most beautiful high school in Massachusetts."

The statue of John Harvard isn't actually John Harvard—or even, technically, the founder of the school.

A three-piece musical sculpture installed between the subway tracks at Kendall Station near MIT.

This memorial garden is the final resting place of many beloved pets including that of a famous explorer.

The home of a famed utopian science fiction author has been preserved long after his predicted future in the year 2000.

Centuries-old hoofprints and wagon tracks reveal themselves after a good winter storm.

The oldest playground in America.

The Cape Cod house that whaling built.

Each August, one of the largest religious (and food) celebrations in the country is held in Boston.

Mass Grave of 48 colonists killed in a raid by Native Americans and the French in 1704.

This rare symbol of Eastern philosophy in the West has been created over years of painstaking construction by the local community.

A gravestone marks where a man's lost limb was laid to rest.

A strange, heartwarming, decades-old declaration of love on a New Hampshire roadside.

A former zoo turned public park, where visitors can hang out in the old animal cages.