This fairy tale-themed amusement park is now abandoned, and childhood metaphors abound.

One of the oldest baseball fields in continuous use has been hosting games since 1878.

In order to save this beloved rock, locals blew it up and put it back together piece by piece.

America's "second most important bell" is a contentious spoil of the Civil War.

This dam in the woods, built by Henry Ford with only manpower and oxen, holds no water and serves no purpose.

The haunting history of a little girl lost.

One of the largest public collection of historic armored and military vehicles in North America.

This little-known rival to the Library of Congress houses one of the largest collections of pre-1876 American books, newspapers, and manuscripts.

This wooly sculpture supposedly marks the birthplace of a famous nursery rhyme, or not.

This unassuming Massachusetts residence was built with a trap door to hide escapees on the Underground Railroad.

This boulder with a 200-word legal dedication to God has remained hidden in the woods for over 150 years.

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

Supposed Massachusetts Grave of a pre-Columbus Knight Templar.

This railroad tunnel was once the longest in Massachusetts.

Painstakingly built dioramas sit unnoticed in a Boston office building.

On top of Gibbet Hill lie the ruins of a lavish turn-of-the-century estate that never quite came to be.

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

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

One of the most scenic falls in Massachusetts has a history of death and grim legend.

A quirky and charming restaurant founded by artists.

The only castle in North America to ever house European sovereigns.

High atop a Mexican rainforest mountain, this ancient pyramid once drew pilgrims countries away.

A gargantuan crystal kingdom.

These azure waters were thought to lead to the Mayan Underworld.