Ohtani was the same dominant pitcher on the mound. A motte was an earthen mound with a flat top. It is a rectangular, terraced earthen mound faced with megalithic blocks. Situated around the perimeter of the mound is a circle of standing stones. This often indicates the presence of a prehistoric burial mound. The park was built around the Tequesta Trace burial mound. These pits lie within and outside the walls surrounding the tomb mound. Silla tombs consist of a stone chamber surrounded by a soil mound. The structure was a low stone mound with a small entrance. Ancient America was built surrounding a real Native American burial mound. The city is also the site of an Adena Native American burial mound. A well preserved Roman burial mound is located in Highfield. This ancient earthwork mound and site, built ca. These are located approximately east of the burial mound. The site is a sixty-five foot high mound.