Once in a state of dilapidation, this candy-inspired fortress is now being revived.

Hundreds of glow-in-the-dark objects light up a museum in a historic zinc mine.

A trompe-l'oeil statue honoring the first guide dog in North America.

This massive boulder is either a unique rock formation created by glacial melt or a magic energy vortex.

This 19th-century Hamptons windmill was once home to modernist painter Agnes Pelton.

A mysterious air force base built to resemble a Long Island fishing village.

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

The massive machine creates cracking displays of indoor lightning.

A luxury hotel constructed out of a former jail.

Historic home of a Black veteran of the American Revolution and one of the earliest civil rights activists in the United States.

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

A men’s restroom became a sandwich shop.

This bronze sculpture was inspired by a photograph of Martin Luther King Jr. and his wife embracing after he won the Nobel Peace Prize.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

These items are all that remain from the room used by the author during his second tour of the U.S.

This statue intended for children to enjoy became a minor political spat.

Mysterious stone tower featured in many alternative histories of the New World.