North American Regions
Physiographic Regions Landforms and their formation
Raised relief map with “upper left” lighting, a cartographic trick.
Simplified physiographic map, low elevations are shown in green, but are not necessarily forested. Some low-lying regions are deserts.
Physiographic regions to know printable version on the main page Southern extent of Pleistocene glaciers
North America’s Major Physiographic Regions Key Atlantic & Gulf Coastal Plains (lime green) Appalachians (Fall Line + 4 sub-divisions: Piedmont, Blue Ridge, Ridge & Valley, and Plateaus) (pale yellow) Mississippi Valley (part of the coastal plain) Interior Highlands (Ozard and Ouchitas) (dark green) Interior Plains & Prairies (pink east of the 20” isohyet) Great Lakes (Canadian Shield and Prairies) Continental Shield (aka Canadian or Laurentian Shield) Great Plains & High Plains (pink west of the 20” isohyet) Arctic Coastal Plain (bright yellow) Rockies (brown) Colorado Plateau (orange-ish) Basin & Range (pale lime green to south) Columbia Plateau (pale lime green to north) Western Mountains & Valleys (Sierra Nevada, Cascades; Sacramento, Willamette, Imperial Valleys) (reddish orange)
Canadian Shield, north of Lake Huron
Cretaceous (age of mammals) Inland Seas
NC Carolina Bays video
Pangaea Movie 600 million years of Earth History Permian, 225 myaTriassic 200 mya Jurassic 135 myaCretaceous 35 mya Today
Ozarks to north Ouachita to south Miss Valley to east Great Plains to west
Plate Tectonics
Monterrey, CA
Hollywood