Lehigh Valley barge No. 79 still gets tugged along - but now it houses a museum and unusual performances.

A self-made museum in Queens, New York continues to display the work of a sculptor known for paving his own way.

Huge masonic hall in Philadelphia with lavishly themed rooms.

This overlooked courtyard and museum celebrate Benjamin Franklin's life and achievements.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

A small triangle of DC grass is the final resting place of one of Sonny and Cher's songs.

“Invented in Key West, Perfected in Brooklyn."

The site of a tragic massacre that spawned a multimedia franchise.

A 19th-century subterranean reservoir repurposed as a contemporary art cave.

Nature and beauty amidst pollution and industrial wreckage.

A hidden Brooklyn basement gallery where two biologists nurture one of the Northeast’s rarest and most vibrant reptile collections.

An unconventional space for art and science housed in a massive old warehouse.

This reconstructed Revolutionary War-era residence marks the first major battle after the Declaration of Independence

While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

A monument park dedicated to the influential Beat Generation author and poet, Jack Kerouac.

One of the three perfect vellum copies of this historic book known to exist is on display in a specially-designed case.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

A merry-go-round that became a rallying point for the early Civil Rights Movement.

This stately brick building once provided supplies and equipment to lighthouses across the northeast during the 19th and 20th centuries.

This poignant display is now a memorial to these regionally extinct species.

One of the most dazzling dioramas at the American Museum of Natural History is also one of the oldest.

An art installation commemorates journalist Nellie Bly's undercover reporting inside a New York asylum.

A little lighthouse in New York City, surrounded by mysterious stories of insanity-driven construction.