Did you know that Marietta is the oldest city in Ohio and the first official American settlement territory north and west of the Ohio River? The Campus Martius Museum is all about Marietta’s history and more! Located just under 20 minutes outside of Parkersburg, the Campus Martius Museum was built on the site of the original stockade, and one of the houses is now enclosed in the museum! The Ohio Company Land Office is also part of the Campus Martius museum, these two buildings are some of the ol