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The Copper River in Alaska - McCarthy River Tours

Wrangell St. Elias National Park

As whitewater boaters in Wrangell St. Elias National Park, our work is dictated by the powerful geologic forces at work. In general, geology is a slow force that shapes the earth over thousands or millions of years. But every once in a while, the earth conspires to alter a landscape in a sudden, cataclysmic event. Earthquakes, floods, and volcanoes are all examples of the abrupt, sometimes violent nature of the earth. Meet the jokulhlaup. Pronounced "yo-kull-hop", this Icelandic word literally means "glacier

Alaska's Tana River is a "Grand Canyon Style" Dream River Trip 5 Comparisons of the Colorado River in the Grand Canyon to the Tana River in Alaska. There isn't much that compares to that incredible Colorado River Grand Canyon river experience - whether you rafted, motored or kayaked past those ancient canyon walls. Most folks who have had the luck of being in the "Big Ditch" can close their eyes and remember the beaches, desert beauty, whitewater and luminous pools of calm water!