The first people to live on the land now called Arkansas arrived around 11,650 BC. Thousands of years later, around 650 AD, a group of Native Americans called the Plum Bayou built the mysterious mud mounds that can still be
Geography of Arkansas

The first people to live on the land now called Arkansas arrived around 11,650 BC. Thousands of years later, around 650 AD, a group of Native Americans called the Plum Bayou built the mysterious mud mounds that can still be