INTRODUCTION - Yellowstone Treasures - page 6

Great Fountain Geyser,** tall, exciting eruptions safe to witness at close range, page 60
Old Faithful Geyser,** world famous and easily accessible, page 78
Grand Geyser,** a favorite of many experienced geyser watchers, page 90
Riverside Geyser,** graceful, unique, and very predictable eruption over the Firehole River,
page 93
Castle Geyser,* unusual for its formation and roaring steam phase, page 99
Daisy Geyser,* with oblique and frequent eruptions, page 101
Other thermal areas and features
Fountain Paint Pot,* a loop trail that includes hot springs, fumaroles, and geysers as well as
colored mud pots, page 56
Firehole Lake Drive,* a short loop that includes Great Fountain Geyser, page 59
Midway Geyser Basin Loop Walk,** with the largest hot features in the park: Excelsior Geyser
(now dormant) and Grand Prismatic Spring, page 63
Black Sand Basin,* short trail to lovely hot springs, page 70
Crested Pool, * superheated and beautifully formed pool near Castle Geyser, page 100
Punch Bowl Spring * and Black Sand Pool, * on an extension of the trail beyond Daisy Geyser,
page 102
West Thumb Geyser Basin,* a beautifully situated area with brilliantly colored hot springs,
page 140
Mud Volcano* and Dragon's Mouth,* best thermal features in the Mud Volcano thermal area,
pages 174 and 175
Norris Geyser Basin,* hottest and most acidic basin, page 230
Porcelain Basin vista, * hot treeless plain with colorful pools, page 243
Mammoth Hot Springs Lower and Upper Terraces,* a mountain of travertine terraces with
ever-changing hot springs, pages 263-67 and 271-74
Drives and vistas
Firehole Canyon Drive, * falls and cascades in an interesting geological setting, page 49
View in front of Lake Hotel, * beautiful lake and mountain panorama, pages 150-51
Grand View,* best view of Canyon colors along North Rim Drive, page 185
Inspiration Point,** outstanding view of Canyon colors, page 186