The Marching Bear Group is made up of 10 bear-shaped mounds, built by the early Native Americans between 1250-900 years ago. The group which was first mapped in 1910, is located at Effigy Mounds National Monument in Iowa, USA [2736×3843]

The Marching Bear Group is made up of 10 bear-shaped mounds, built by the early Native Americans between 1250-900 years ago. The group which was first mapped in 1910, is located at Effigy Mounds National Monument in Iowa, USA [2736×3843]

by Fuckoff555