from Gmomaj

On May 24, 1869 a one-armed Civil War veteran, John Wesley Powell and a ragtag band of nine mountain men embarked on the last great quest in the American West. The Grand Canyon, not explored before, was as mysterious as Atlantis—and as perilous. The ten men set out from Green River Station, Wyomi...

from Stbalbach

Down the Great Unknown is a re-telling of the 1869 John Wesley Powell expedition by boat through the Colorado River and Grand Canyon, the first ever descent. The advantage of Dolnick's modern archival-based history over Powell's 1875 primary source memoir is that Dolnick has the advantage of pers...

from JBD1

An extremely detailed and readable account of Powell's 1869 trek, drawing on the contemporary and later writings of the participants. While the text tends to get a bit monotonous after a while (bacon for breakfast, then rapids again?), the human drama of the group pulls the story together well. T...

from cwflatt

This was and enjoyable book about the challeges of the Powell expedition down the Green and Colorado river. It was a straight dry account of the events, personalities and challenges of the group. Anyone with an interest in the Grand Canyon or running rapids will find it entertaining. I don't know...

from BradKautz

Down the Great Unknown is the story of one of the great adventures of US history, the 1869 expedition to explore the Green and Colorado Rivers, led by John Wesley Powell. Ten men entered the Green River in Wyoming with four boat and supplies to last ten months. 99 days later 6 men, with two boats...