The extreme climber Drew Bristol wearing a protective suit was filmed descending into Marum Volcano on Ambrym Island near Australia in the South Pacific.
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2. 印度尼西亚龙目岛，登山人士在林加尼火山凝视着火山口的边缘。
Trekkers peer from the crater's rim at the Rinjani volcano in Lombok, Indonesia.
Two trekkers descending from Thorong La, the highest mountain pass in the world, in Nepal. The guide lists the country as the best value destination to visit in 2017.
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4. 两位徒步登山者从尼泊尔的陀龙要塞走了下来，陀龙要塞也是世界上最高的山口。
Two trekkers descending from Thorong La, the highest mountain pass in the world, in Nepal.
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5. 两位徒步登山者从尼泊尔的陀龙要塞走了下来，陀龙要塞也是世界上最高的山口。
Two trekkers descending from Thorong La, the highest mountain pass in the world, in Nepal.
