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Mesoamerica (Central/North America) Editor Thu, 02/07/2019 - 20:57
Mesoamerica, which literally means "middle America" in Greek, is a historical and cultural region in North America. It extends from approximately central Mexico through Belize, Guatemala, El Salvador, Honduras, Nicaragua, and northern Costa Rica.
Guiana Shield (South America) Editor Thu, 02/07/2019 - 20:46
The Guiana Shield is one of the three cratons of the South American Plate. It is a 1.7 billion-year-old Precambrian geological formation in northeast South America that forms a portion of the northern coast. The higher elevations on the shield are called the Guyanan Highlands.