This public space is speckled with the eerie remnants of a defunct amusement park.

An American flag was erected for every day that passed during the Iranian Hostage Crisis.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

The beloved, war-tested mascot of a Union regiment graces their battlefield monument.

Home of the only civilian casualty at the Battle of Gettysburg.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

This monument marks the beginning journey of a wounded soldier's leg that ended up almost two states away.

The poems Nathaniel Hawthorne and his wife Sophia etched into its windows are still visible today.

This small section of the Sleepy Hollow Cemetery is rotten with famous authors' graves.

Louisa May Alcott based “Little Women” on her experiences growing up in this house with her sisters.

"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."

Friction between grains of sand cause a curious "singing" sound.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

The lecture hall where Alexander Graham Bell first demonstrated the long-distance phone call.

A collection of full-size movie monsters opened to the public.

This hotel was the site of major events in sports and radio history. It was also used as a detention center during World War II.

One of the now-less-hidden floral gems of the "Emerald Necklace."

Civil War-era Fort designed to withstand invasion and attack, with tricky traps called "murder holes."

Civil War Fort on an island in the Boston Harbor.

Last church of this militaristic WWII style.

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

Rising 30 feet in the air atop Quarry Hill, the Old Powder House is the oldest stone building in the state of Massachusetts.

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