COLUMBUS, Ohio — Ohio is a state that’s often referred to as the heart of America, with its bustling cities, quaint towns, and friendly people. But there are also some very unusual things about Ohio that you might not know about. Here are the top 5 most unusual things about Ohio:

The World’s Largest Cuckoo Clock – Located in the town of Sugarcreek, Ohio, this 23-foot-tall cuckoo clock is one of the largest in the world. It was built in 1963 as a tribute to the region’s Swiss heritage.

CREDIT: Visit Sugarcreek Ohio

The Serpent Mound – This ancient earthwork in Adams County, Ohio is shaped like a serpent and is over 1,300 feet long. It’s believed to have been built by the Adena culture around 300 BC.

The Ohio State Reformatory – This massive prison in Mansfield, Ohio was made famous by the movie “The Shawshank Redemption.” It’s now open for tours and is said to be haunted by the ghosts of former inmates.

SOURCE: U.S. Library of Congress

The Rock and Roll Hall of Fame – Located in Cleveland, Ohio, this museum honors the history and achievements of rock and roll music. It’s a must-visit destination for music lovers from all over the world.

The Buckeye Tunnels – These abandoned train tunnels in the town of Sugar Grove, Ohio were built in the 1850s and are said to be haunted by the ghosts of workers who died during their construction.

Ohio may be a state full of surprises, but these top 5 unusual destinations are definitely worth a visit for anyone looking for a unique and interesting experience.

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