Once America's tallest structure, now a Baltimore landmark.

The design of this historic domed church was influenced by Thomas Jefferson and intended as a statement of religious freedom.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

A 200-year-old bar with a cheeky name claims to have served Edgar Allan Poe his final drink.

The trials and tribulations of marking Poe’s grave.

This abandoned radar station from the Cold War era now only broadcasts a seriously ominous air of isolation.

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

A pair of antique trolleys are on display at one of the oldest subway stations in the United States.

Half-scale model of a historic ship in the children's section of Provincetown Public Library.

This replica of a historic fishing shack long dubbed the most painted building in America.

This faux Greek Revival mansion is a clever optical illusion tucked into a Beacon Hill alley.

According to legend, the Devil left a footprint behind after an epic showdown with a traveling priest.

This historic vessel on display in Massachusetts made a dozen scientific expeditions into the Arctic.

The New Bedford Whaling Museum in Massachusetts displays what it calls the world's largest ship model.

Cape Cod’s historic beacon made famous on a potato chip bag.

This pavement line and accompanying statue commemorates the starting point for the world's oldest annual marathon.

A war memorial that appears to ascend from its forested setting.

This historic house was the birthplace and childhood home of the 35th president of the United States.

A tribute to Samuel Wilson, who may be the original "Uncle Sam."

The biggest apple in all of New England stands 10 feet tall and weighs over 1,000 pounds.

This stone in Lexington honors a formerly enslaved man who fought during the American Revolution.

The first transatlantic wireless communication between the U.S. and Europe took place here in 1903.

This steep slide at a kids’ playground went viral after an police officer tumbled down it.

This historic hotel was once home to Henry David Thoreau and rumored to be haunted by ghosts of fallen soldiers from the American Revolution.