Three gardens with toilets and urinals filled with bright flowers started as a protest against zoning rules.

This statue commemorates the meeting of the most influential minds of the women’s rights movement.

A deteriorating 1990s Girl Scout camp in a beautiful lush park on Lake Ontario.

A towering cemetery monument honors a man who threatened to expose the Freemasons and paid with his life.

A field in which God and his son Jesus purportedly appeared to a young farm boy named Joseph Smith.

The remains of a failed subway in upstate New York is now an underground graffiti bunker.

A collection of the best toys ever made, The National Toy Hall of Fame is filled with kids, fun, and for some reason, a bird preserve.

Concrete igloos standing across from what remains of the Michigan Central train depot.

This geodesic gallery holds a collection of painted spheres that make traditional canvases look lazy by comparison.

This former Masonic hall has been turned into an art project that uses even more metaphysical iconography.

This Massachusetts home was the first to have a telephone line and its own phone number: 1.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

This "life-size" depiction of Mickey Mouse as a half-lobster is both whimsical and a bit creepy, standing guard over the Boston waterfront.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

This funeral home had the honor, if that is the correct word, of hosting the funeral of the famous Sacco and Vanzetti.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

This ambitious father and son team reigned supreme over the North End, and witches, for many years.

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

A steampunk wonderland that preserves America's history of industrial innovation.

"the sweltering inhabitants of Charleston and New Orleans, of Madras and Bombay and Calcutta, drink at my well . . . The pure Walden water is mingled with the sacred water of the Ganges."

The ruins of a Massachusetts prison farm can still be found crumbling the woods of a state park.

This massive boulder is inscribed with the story of a sensational hostage negotiation dating back to Colonial times.

One man is on a singular quest to name an island after a famous hip-hop artist.

Possibly the smallest church in the world floats in the middle of a pond.