The decisive factor for a long hike is elevation, not distance.

来源: Backcountry 于 2016-06-07 07:47:07 [] [旧帖] [给我悄悄话] 阅读数 : (465 bytes)

For 72ki/20hours hike, if there is not much elevation gain, it is doable for an experienced hiker.

 
 

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