Becca Palczynsky January 15, 2014 2014, CC, GFL, Middle, U.S.A. Atlantic Coastal Fall Line Becca Palczynsky January 15, 2014 2014, CC, GFL, Middle, U.S.A. Click on the image above to download the lesson. Description: This lesson will give the students an understanding of why major cities developed along the Fall Line of the Atlantic Coastal Region of the United States.Grade level(s): Middle Standards: OAS, GFL, CC Produced By: Lee Ann Harrelson