A remarkable time capsule of American manufacturing deep in Maryland coal country.

A mammoth pair of Civil War artillery guns abandoned out in the forest.

These unassuming lighthouses have seen the first reading of the Pledge of Allegiance, the first wireless transmission, and more than one mystery.

Historic town settled in the 19th century because of its convenient location along a popular coal transport route.

An allegedly cursed tree represents a town's reckoning with a racist past.

One of New Jersey's oldest churches is a historical treasure trove.

A small structure built from used railroad ties honors the short term of America's 20th president.

An extraordinary collection of vampire-themed antiques lurks on the second floor of a store.

A granite monument honors a beloved World War II canine mascot.

Once forgotten, this strip of sand was a rare beachside haven for Black Americans in Atlantic City.

The first dish to bounce radio signals off the Moon, it was the forerunner to the U.S. Space Program.

This crumbling little graveyard was saved from the undergrowth by concerned veterans.

Rising out of a clearing in New Jersey's Pine Barrens is an Aztec-inspired monument to the "Lindbergh of Mexico."

Seven people are buried in the middle of what's now a movie theater parking lot.

The first partially complete dinosaur skeleton was discovered here, forever changing the world's view of the ruling reptiles.

A bronze plaque at an intersection in Hoboken marks the place where the game of baseball first took shape.

The only remaining piece of hull of the most decorated US ship of WWII is this giant name plate.

A "Bugseum" dedicated to all things insect-related resides behind a pest control company.

The final resting place of a famous 19th-century murder victim whose identity is still a mystery.

A whimsical monument deep in this park commemorates the groups that helped build it.

A farm in New Jersey grew a most unusual crop for AT&T's testing purposes.

The final resting place of many of New Jersey's most famous residents, including U.S. history's most in-vogue antagonist, Aaron Burr.

American involvement in World War I officially ended in 1921 in New Jersey, three years late and thousands of miles from the battlefield.

Local lore claims this park is named after a young woman who jumped off a cliff.