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美丽美利坚
第05集
当前播放：第05集 / 播放源：subm3u8
美丽美利坚
It's the land we love and the land we think we know. We see America's breathtaking landscapes and wildlife as timeless, but the truth is very different. Its unique geography drives the forces of nature to extremes, shaping and reshaping the land and throwing down new challenges for life.
