Southwest - The southwest was dry and the Native Americans lived in tiered homes made out of adobe bricks. Famous tribes here include the Navajo Nation, the Apache, and the Pueblo Indians.
Northwest Coast/Plateau - These Native Americans were known for their houses made of cedar planks as well as their totem poles. Tribes include the Nez Perce, Salish, and the Tlingit.
The size of the Atlantic slave trade dramatically transformed African societies. The slave trade brought about a negative impact on African societies and led to the long-term impoverishment of West Africa. This intensified effects that were already present amongst its rulers, kinships, kingdoms and in society.