不堪

讲述美国西部在南北战争15年间的多方面扩张及聚居，这段史诗般的旅程充满了危险和阴谋。。In 2016 filmmaker/photographer Pete McBride and writer Kevin Fedarko set out on a 750-mile journey on foot through the entire length of the Grand Canyon. More people have stood on the moon than have accomplished this task. Their quest was more than just an endurance test — it was also a way to draw attention to the unprecedented threats facing one of our most revered landscapes...。