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Amazonía region in southern Colombia comprises the departments of Amazonas, Caquetá, Guainía, Guaviare, Putumayo and Vaupés, and covers an area of 403,000 km², 35% of Colombia's total territory. The region is mostly covered by tropical rainforest, or jungle, which is a part of the massive Amazon rainforest. ==Biogeographical subregions== The region is bounded by the [[Cordillera Oriental (Colombia)|East Andes]] along the western edge and extends to the Venezuelan and Brazilian borders in the east. The northern limit begins with the Guaviare and Vichada Rivers and extends south to the Putumayo and Amazon Rivers. The Amazon region is divided up into distinct subregions: * Amazon foothills: bordering the East Andes * Caquetá River Plain: the main watershed of this region * Inírida River Plain: location of the famous Cerros de Mavecure * Guaviare River Plain: shared with the Eastern Plains * Putumayo River Plain: along the southern border * Serranía de Chiribiquete * Amazon Trapezium: the area of land that actually borders with the Amazon River Other important rivers include the Vaupés, Apaporis and Yarí. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Amazon natural region」の詳細全文を読む スポンサード リンク
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