An architectural statement of artistic intent smack in the middle of Providence, Rhode Island's Colonial uniformity.

A virtually untouched "home on the hill" for the flora and fauna of Rhode Island.

A historic bridge with a lovely acoustic anomaly.

One of the last remaining movie theatres in the country that features a rear-projection system.

This tiny, painted door at the base of a tree stump has been a fixture of the Harvard University campus for decades.

The self-proclaimed world's smallest museum, located next to a Massachusetts sandwich chain.

Narrowest house in Boston.

Historic Hull Street was actually the first street with a proper name in the Boston area.

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

This historic patch of real estate offers a glimpse of colonial Boston.

The remnants of a Gilded Age elegance preserved in the middle of a stark modern tower.

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

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

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

In the 19th century, this was the center of Boston's Black community.

Painstakingly built dioramas sit unnoticed in a Boston office building.

The often-overlooked ruins of one of the first buildings designed by famous landscape architect Frederick Olmsted.

The ruins of one of the first railroads in the U.S. lie hidden within a neighborhood cul-de-sac.

This small shop walked so America could run on Dunkin'.

This delicate museum is devoted to the art and industry that once supported Cape Cod's oldest town.

This historic national park is covered in the stunning ruins of red rock pueblos.

A nature and cultural preserve named for its multitude of petroglyphs carved by the Northern Sinagua people.

This Native American settlement dates back to the Pueblo II period.

An incredible airplane graveyard sits outside this small museum dedicated to preserving aviation history.