BEFORE SUNRISE 231 From _Wonderland_, 1904, Northern Pacific Railway. GREEN RIVER VALLEY 233 Photograph by C. R. Savage. ARROW WEED IN THE YUMA COUNTRY 236 Photograph by Delancy Gill. RED CANYON OF GREEN RIVER 239 Length, 25 miles. Walls 1800 to 2500 feet high. Average width of water, 250 feet. Ashley was the first white man to pass through this gorge. ASHLEY FALL, RED CANYON, GREEN RIVER 241 Ashley's name was found on right of the picture on one of the huge fallen rocks, about at the top of the old dead tree. LOWER FALLS OF THE YELLOWSTONE 245 From _Wonderland_, 1901, Northern Pacific Railway. ON THE GILA RIVER, ARIZONA 248 This is the place chosen for the San Carlos irrigation dam. Photograph by J. B. Lippincott. HEADWATERS OF VIRGIN RIVER 251 Named Adams River by Jedediah Smith in 1826. Photograph by F. S. Dellenbaugh. PRAIRIE DOGS 254 From _Wonderland_, 1901, Northern Pacific Railway. ON THE YUMA DESERT. A DYING HORSE 256 Photograph by Delancy Gill. AN OLD BEAVER HAUNT 261 Photograph by F. S. Dellenbaugh. THE HEART OF THE SIERRA 263 Photograph by Watkins. A ROSE OF NEW MEXICO 266 Photograph by C. C. Pierce & Co. ON THE GILA 268 Photograph by J. B. Lippincott. CAPTAIN BONNEVILLE 271 A General when this was taken, long after his trapping career. Photograph from Montana Historical Society. "OLD FAITHFUL" GEYSER, YELLOWSTONE PARK 274 From _Wonderland_, 1901, Northern Pacific Railway. ELK IN WINTER 277 From _Wonderland_, Northern Pacific Railway. IN THE SIERRA NEVADA 279 On the Merced, Yosemite Valley. Walker, 1833, was probably the first white man here. Copyright C. C. Pierce & Co. A WILDERNESS WAGGON ROAD 282 Photograph by F. S. Dellenbaugh. STEAMER "YELLOWSTONE" ASCENDING THE MISSOURI IN 1833 285 From _Travels_, etc., 1832-3-4, by Maximilian, Prince of Wied, 1843. From _Wonderland_, 1904, Northern Pacific Railway.