The only surviving fragment of the lost Narragansett Pier Casino.

Silverware in the sidewalk outside a grocery store cements this neighborhood’s Italian culinary history.

It was an experiment to prove that glacial boulders and rocks can be used in constructions and dwelling.

Dedicated to one of the darkest moments in Irish history, this memorial has faced its fair share of backlash.

Since 1947, this living history museum has been providing an immersive look at life in Plymouth Colony.

A beautiful multicolored mound formed by the mineral deposits of the Orenda Spring.

A CT scan revealed the identity of this 3,000-year-old mummy that everyone erroneously thought was female.

Look closely and you’ll notice that the color changes a third of the way up the tower.

Go take a picture with the inventor of the daguerreotype photographic process.

A bunker "with enough U.S. currency to replenish the cash supply east of the Mississippi" in the event of nuclear war now protects nitrate film.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

Home to items never before seen by the public.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

This giant monument of the RCA mascot is a beloved fixture in Albany, New York.

One of the largest festivals of flowers in North America takes place, appropriately, in the Flower City.

The home, museum, and death site of Kodak's influential founder.

One-time largest man-made structure in the world will be a park in 30 years.

This Art Deco fortress in upstate New York gives Manhattan's vaunted examples of the style a run for their money.

These unusual rooms on wheels are holdovers from the 1960s.

The story behind the mysterious symbol painted in front of the historic university's famous Rotunda.

An enormous warehouse filled with parade floats collected from over 50 years of patriotic celebrations.

Lines from a walking song are etched into a rock in Natural Bridge State Park.

The ruins of this Thomas-Jefferson-designed mansion have been left to crumble since the Christmas Day they burnt down.