A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

The site of the climactic scene from the classic horror film is now a historic landmark.

Where the Model T was made and the assembly line was invented.

Detroit’s downtown castle is one of the oldest structures in the city.

This public baseball field is a beloved remainder from of one of the most historic stadiums in the country.

A slab of sandstone covered with mysterious 1,000-year-old rock carvings from a vanished North American culture.

The headquarters of a pioneering cast iron and cast aluminum cookware company is in ruins, but still standing.

The souvenir got the company’s founder out of a pretty pickle at the World’s Fair.

The residents of the Neighborhood of Make-Believe live without much fanfare within the Pittsburgh Children's Museum.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

A 30-foot stack of piano keys memorializes one of the greatest keys players in jazz history.

The only presidential monument to display a late POTUS's actual casket.

A real flying saucer, contracted by the U.S. Air Force.

Inside, ancient treasures. Outside, modern contradictions.

Glass and concrete building designed by Albert Kahn.

A painted-over wall in Detroit originally built to segregate a black community from an adjacent white development.

One of Cincinnati's greatest fighters once trained at a now defunct gym in this Over-The-Rhine neighborhood.

This restaurant proudly displays bread signed by the 39th president.

Marvel at this turn-of-the-century masterpiece that has been turned into a rather stately supermarket.

Rare recess caves fill this unbelievably beautiful Ohio park.

This semi-hidden Manhattan restaurant is based out of a loading dock.

The walls are decorated with whimsical murals painted by the creator of the Madeline franchise.

The second oldest continuously operating bar in Louisiana.

Despite the ever pressing encroachment of urban sprawl this grand New Orleans manse still stands.