SNAKE RIVER BELOW LEWISTON. ON LEWIS AND CLARK'S TRAIL 171 Photograph by F. S. Dellenbaugh. ROUTE OF LEWIS AND CLARK FROM MARIA'S RIVER TO TRAVELLER'S REST AND RETURN 173 From _The Trail of Lewis and Clark_, by O. D. Wheeler. NEW MEXICAN CART 177 Drawing by Julian Scott. From Bulletin of the Eleventh Census. A ROCKY MOUNTAIN TORRENT 179 Photograph by J. K. Hillers, U. S. Geol. Survey. A GLADE FOR THE WEARY. ALTITUDE 8000 FEET 183 Photograph by F. S. Dellenbaugh. PIKE'S PEAK THROUGH THE GATEWAY OF THE GARDEN OF THE GODS 187 (Pike got his view of it from a mountain to the left, not seen.) Photograph by C. C. Pierce & Co. VEGETATION OF THE SOUTH-WEST 191 Photograph by F. S. Dellenbaugh. CANYON OF THE YELLOWSTONE FROM GRAND VIEW 195 From _Wonderland_, 1903, Northern Pacific Railway. A MANSION OF THE WILDERNESS 197 Photograph by F. S. Dellenbaugh. SAWMILL GEYSER, YELLOWSTONE PARK 201 From _Wonderland_, 1904, Northern Pacific Railway. THE DEADLY RATTLER 203 From _The Mystic Mid-Region_, by A. J. Burdick. Photograph by C. C. Pierce & Co. SHOSHONE FALLS, IDAHO, FROM SOUTH SIDE, BELOW 205 Photograph by F. S. Dellenbaugh. SHOSHONE FALLS, SNAKE RIVER, IDAHO, FROM BELOW 207 Sketch by F. S. Dellenbaugh. SHOSHONE FALLS, SNAKE RIVER, IDAHO, FROM ABOVE, SOUTH SIDE 209 Photograph by G. K. Gilbert. BOAT MADE OF FRAMEWORK OF STICKS COVERED WITH BISON- OR HORSE-HIDE 211 Frequently used in early days of the West. From _The Trail of Lewis and Clark_, by O. D. Wheeler. ON THE VIRGIN RIVER, SOUTHERN UTAH 217 Near where Escalante went in 1776. Pine Valley Mountain in distance. Photograph by F. S. Dellenbaugh. AN ARIZONA THISTLE 220 Photograph by F. S. Dellenbaugh. A FULL LARDER 223 From _Wonderland_, 1904, Northern Pacific Railway. STANDING ROCKS, COMMON IN THE WILDERNESS 227 Photograph by F. S. Dellenbaugh. IN THE MOUNTAIN WILDERNESS—VULTURE PEAK 230 Photograph by R. H. Chapman, U. S. Geol. Survey.