Down the Great Unknown: John Wesley Powell's 1869 Journey of Discovery and Tragedy Through the Grand Canyon

Down the Great Unknown is a gripping tale of adventure, courage, and determination that will leave you on the edge of your seat.

Follow John Wesley Powell and his ragtag band of nine mountain men as they embark on the last great quest in the American West - exploring the fabled Grand Canyon.

Despite never having navigated whitewater before, these brave men set out in wooden rowboats, facing treacherous rapids and near-fatal obstacles along the way.

With precision and clarity, Edward Dolnick brings to life this epic journey, drawing on rarely examined diaries and journals to tell the full, true story of Powell's historic expedition.

Don't miss out on this thrilling account of one of America's most remarkable explorations.