Watson Brake is an archaeological site in present-day Ouachita Parish, Louisiana, from the Archaic period. Dated to about 5400 years ago, Watson Brake is considered the oldest earthwork mound complex
Artist's conception of the Watson Brake Site
Many pre-Columbian cultures in North America were collectively termed "Mound Builders", but the term has no formal meaning. It does not refer to specific people or archaeological culture but refers to
Watson Brake
…the better-known Poverty Point in northern Louisiana; begun about 1500 BCE, it was previously thought to be the earliest mound site in North America. Mound building in the Americas started at an early date. The discovery and dating of Watson Brake as a Middle Archaic site demonstrate that the pre-agricultural…
Monks Mound, built c. 950–1100 CE and located at the Cahokia Mounds UNESCO World Heritage Site near Collinsville, Illinois, is the largest pre-Columbian earthwork in America north of Mesoamerica.
A mound diagram of the platform mound showing the multiple layers of mound construction, mound structures such as temples or mortuaries, ramps with log stairs, and prior structures under later layers, multiple terraces, and intrusive burials
Illustration of the Parkin site, thought to be the capital of the province of Casqui visited by de Soto
Engraving after Jacques le Moyne, showing the burial of a Timucua chief