Mexico and Central America Physical GeographyVersion en ligne Use this map to help you study! par Brad Evers 1 Baja California 2 Gulf of California 3 Sierra Madre Occidental 4 Mexican Plateau 5 Sierra Madre Oriental 6 Gulf of Mexico 7 Greater Antilles 8 Caribbean Sea 9 Yucatán Península 10 Pacific Ocean 11 Panama Canal 12 Rio Grande