Usi+2b


 * Regions of north america **
 * 1)  Coastal Plain
 * 2)  Rocky Mountains
 * 3)  Interior Lowlands
 * 4)  Great Plain
 * 5)  Basin and Range
 * 6)  Coastal range

http://www.brainpop.com/socialstudies/geography/continentsoftheworld/