LIST OF ILLUSTRATIONS[Old Faithful Geyser . . . . Frontispiece][Breaking Waves][Incline at Mauch Chunk][The Head of the Toboggan Slide.][The Big Trees][The Matterhorn][The Punch Bowl, Yellowstone Geysers.][Formation of the Grotto Geyser][Bee-Hive Geyser][Pulpit Terrace and Bunsen Peak]["The Breakers," Santa Cruz, Cal.][The Work and the Worker, Santa Cruz, Cal.][Yellow Chili Squash in Harness][Squash Grown Under Pressure][A Natural Bridge, Santa Cruz, Cal.][An Excavated Arch, Santa Cruz, Cal][A Double Natural Arch, Santa Cruz, Cal.][A Triple Natural Arch, Santa Cruz, Cal.][Remains of a Quadruple Natural Arch][Arch Remains, Side Wall Broken]