Oakwood Cemetery has been serving all faiths in Warren and Trumbull, Ohio, since the 1800s. This 35-acre cemetery is located at 860 Niles Road S.E. in Warren, Ohio. Oakwood Cemetery is the city and county's most historic place to visit in Warren, Ohio. Buried there are many of Warren's most prominent families, such as the Packards and Perkinses, as well as numerous veterans from the Revolutionary War, the War of 1812, the Civil War, World Wars I and II, and the Vietnam War.

There have been reports of people experiencing shadows moving between some of the headstones. Also, visitors report phantom footsteps, shadowy figures, and a pervasive feeling of being watched—even if they can’t see the source.