The second release in the series picks up Mr. Holmes' fellow-travelers at the very brink of the Grand Canyon, just as a train has arrived at the El Tovar Hotel, disgorging its human freight. Before the descent of the Canyon trails is made the audiences are taken to various celebrated Lookout points, from which the more notable views of this gigantic marvel of Nature may be viewed to the best advantage. The Grand Canyon is over a mile deep, twelve miles wide and two hundred and seventeen miles long. Through its lowest depths, the Colorado river still cuts its twisting path, carrying with it thousands of tons of silt and other matter, thus continuing its work of making the Canyon deeper and deeper as the centuries roll on. The travelers then begin the perilous descent of the Canyon, which is more than 6,000 feet deep. Down to the very rapids of the muddy Colorado, Mr. Holmes takes his party, there to stand on the shore and watch the frightful power of the river...