An underground magnet for ever-changing street art.

A monument to a Native American leader who was known for never breaking a promise and met his end after signing a deal with white settlers.

This small plaza encourages people diagnosed with cancer to never give up hope.

Millions of numbers carved in glass represent the tattoos forced upon victims.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

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

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

This home is steeped in history from, George Washington to George Corwin, High Sheriff during the Salem Witch Trials.

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

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

Its unique collection details the history of the state's svelte railroads.

Abandoned Italianate architecture on the coast of Maine.

Accessible only by boat, this centuries-old island fort never saw troops or combat.

Explore the dark underground corridors of this graffiti-covered former military fortification.

These light, hollow rolls have been linked to Acadia National Park since the 1890s.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

Ghost stories surrounded this “castle,” the only structure from a huge mansion that was never built.

This lovely university observatory continues to sit abandoned since its potential savior was sent to jail for fraud.

The angel of death appears to weep black tears at this grave marker.

A jukebox headstone marks the grave of the Cleveland disc jockey credited with coining the term “rock 'n' roll."

The only presidential monument to display a late POTUS's actual casket.

A dazzling display of lights and crystals.

The only depiction of Abraham Lincoln holding a weapon, and the names of all 9,000 Cuyahoga veterans of the Civil War.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.