National Park Service
Hiking Grand Canyon
グランドキャニオンのハイキングのスリルを体験してください。冒険と息を呑むような美しさが出会う場所です。困難な地形を克服するためのヒントを得て、自然の驚異を楽しみましょう。
Lightning Safety at Grand Canyon
5 mins • Jul 31, 2013
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最近のエピソード
Jul 31, 2013
Lightning Safety at Grand Canyon
5 mins
Jul 23, 2013
Hiking in the Heat (TWEET to Beat the Heat!)
10 mins
Jul 11, 2013
June 2013 Update: Backcountry Information Center
7 mins
Jun 3, 2011
Intro to Hiking Grand Canyon - 20 Minute Audiocast (from video)
21 mins
Jun 3, 2011
1) Preparation - Hiking Grand Canyon Video
8 mins
