简介： 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.
斯蒂芬·阿梅尔/盖布瑞·马赫特/莱克斯·斯科特·戴维斯/乔什·麦克德米特/布莱恩·格林伯格/Troy Winbush/帕顿·奥斯瓦尔特/恩里克·克兰东尼/布莱恩·鲍姆加特纳/阿兹塔·加尼扎达/Rachelle Goulding/内森·维特/Carson A. Egan/玛姬·格蕾斯/维多利亚·嘉丝蒂/索非亚·佩尔纳斯/约翰·阿莫斯/马特·莱斯切尔/凯文·韦斯曼/爱丽丝·李/
