Frost Mound is a significant archaeological site located in the state of Ohio. It is part of the ancient earthworks built by the Hopewell culture, which thrived from around 200 BCE to 500 CE. The mound is characterized by its circular shape and is believed to have served ceremonial or burial purposes. The site is notable for its unique construction, consisting of layers of soil and stone. Excavations have revealed artifacts such as pottery and tools, providing insights into the social and cultural practices of the Hopewell people. Frost Mound is an important part of the study of prehistoric Native American societies in the region.