This plaque honors the unsung Black songstress once known as the “greatest singer of her race.”

Dedicated to a college founder's alleged ancestor who was martyred in 1555.

The head of a legendary creature allegedly killed during colonial times is now on display at a local restaurant.

Press 1 for knock-knock jokes.

The largest battery in New England sits atop a Massachusetts mountain.

A 132-year-old telescope continues to keep watch over the night skies above Providence.

Construction uncovered this trove of fossils, which visitors are welcome to add to their own collections.

Dedicated to a local cow who escaped a slaughterhouse and became an international symbol of peace.

One of the smallest churches in the United States is located along the side of the road in a residential neighborhood.

Money may not grow on trees, but it can be dispensed by one.

This historic Victorian mansion is allegedly so haunted that a signed waiver is required to enter.

The world's only surviving heavy cruiser has a haunting history.

A dedication plaque on this Boston tunnel is a microcosm of a massive, controversy-laden construction project.

This Asian-inspired tower in a lush urban park provides spectacular panoramic views of Baltimore.

A memorial dedicated to victims of the Irish Potato Famine who perished while quarantined on this island.

All that remains the former site of the final home of president Franklin Pierce.

Where the four original members of the Ramones hung out and revolutionized punk rock.

One of the oldest Jewish cemeteries in the city, it is now overgrown with an urban forest.

The world’s largest collection of Tiffany glass sits in a warehouse in Queens.

A plaque marking the famous abolitionist's birthplace often overlooked by visitors to the nearby Charles Sumner House.

Former home of an abolitionist couple who escaped slavery and established the most active Underground Railroad stop in Boston.

The oldest continuously inhabited private home in the United States.

Once an integral part of Native American life, very few of these communal New England stones have survived to the present day.

This 1.5 million-gallon water tower inspired Stephen King while he was writing "It."