America is much older than you thinks
Simple visit some of these ancient sites uncovered in our country. Try
Mound City Group National Monument in Chillicothe, Ohio is a large complex of Woodlands Period mounds. The mounds were built by the Adena culture, which flourished in the Ohio River Valley from around 500 BC to 200 AD. The mounds are thought to have been used for ceremonial purposes, as well as for burial.
Etowah Indian Mounds State Park in Cartersville, Georgia is another large complex of Woodlands Period mounds. The mounds were built by the Mississippian culture, which flourished in the Southeast from around 1000 AD to 1500 AD. The mounds are thought to have been used for ceremonial purposes, as well as for habitation.
Ocmulgee National Monument in Macon, Georgia is a complex of Woodlands Period mounds, as well as other archaeological sites. The mounds were built by the Muscogee people, who are the descendants of the Mississippian culture. The site is thought to have been a major ceremonial and political center for the Muscogee people.
Cahokia Mounds State Historic Site in Collinsville, Illinois is the largest prehistoric settlement north of Mexico. The site was occupied by the Mississippian culture from around 1000 AD to 1350 AD. The mounds at Cahokia were used for ceremonial purposes, as well as for habitation.
Hopewell Culture National Historical Park in Chillicothe, Ohio is a complex of Woodlands Period mounds and other archaeological sites. The mounds were built by the Hopewell culture, which flourished in the Ohio River Valley from around 200 BC to 500 AD. The mounds are thought to have been used for ceremonial purposes, as well as for habitation.