which early american indain group is referred to as mound builders

Answer 1

The first Indian group to build mounds in what is now the United States are often called the Adenans. ... One of the most important centers of their culture was found in southern Ohio, where the remains of several thousand of these mounds still remain.

Answer 2

Tiger, where does this come from? If you have copied this from a website somewhere, you need to give the exact source.

If another person copies and pastes what you posted, s/he could get nailed for plagiarism, and it’d be partly your fault. 😒