Ancient Peoples Come to the Americas Arrived as early as 22,000 years ago Majority arrived by foot (some perhaps via boat) Hunter-gatherers Agriculture develops between 10,000 and 5,000 years ago –Ppl remain in 1 place, store extra food –Other skills develop

Empires of Middle and South America Olmec-1200 B.C. to 400 B.C. –Southern Mexico, along coast of Gulf of Mexico Maya-A.D –Guatemala and the Yucatan Peninsula Aztec-A.D. 1200s-1500s –Valley of Mexico Inca-A.D –Western coast of South America

North American groups Desert farmers –Hohokam Valleys of Salt R and Gila R. (central Arizona) –AnasaziAnasazi Mesas, cliffs and canyons of the Four Corners region (UT, AZ, CO, NM meet)cliffs Mound Builders –Adena, Hopewell and Mississippian Trade and building

Serpent Mound, located in central Ohio. It is about 1400 feet in length.