優勝美地國家公園--粉冰瀑布Yosemite's Frazil Ice: FASCINATING!...
各位好友：這是一部長達7分半的影片，只有每年的3月和4月在美國加州的優勝美地國家公園才會看到令人讚嘆的自然現象--粉冰瀑布--引人入勝的危險森林，請慢慢欣賞。

This video is 7-1/2 minutes long, but just an awesome natural phenomenon that occurs in Yosemite ! It only happens
in March and April.Enjoy!
Stay Cool watch the Yosemite's Frazil Ice: Fascinating forest hazard
http://www.youtube.com/watch?v=9V9p4mFEYXc&feature=player_embedded