| I. | The Yellowstone National Park | [3] |
| 1. A Camp-Fire that made History | [3] |
| 2. The Discovery of the Yellowstone | [10] |
| 3. The Geysers, Lakes, and Streams | [28] |
| 4. Ages of Fire and Ice | [38] |
| 5. The Petrified Forests | [45] |
| 6. Area; Trees, Flowers, and Animals | [51] |
| 7. Entrances | [53] |
| 8. Administrative History | [54] |
| 9. Lost in the Wilderness | [58] |
| II. | The Yosemite National Park | [65] |
| 1. Ice-King Topography | [70] |
| 2. Trees and Forests | [76] |
| 3. Plant Life | [79] |
| 4. The Realm of Falling Water | [83] |
| 5. Seeing Yosemite | [88] |
| 6. History of Yosemite | [93] |
| III. | The Sequoia and the General Grant National Parks | [99] |
| The Big Trees | [104] |
| IV. | Mount Rainier National Park | [116] |
| 1. The Splendid Wild-Flower Garden | [122] |
| 2. Glaciers of Mount Rainier | [130] |
| V. | Crater Lake National Park | [137] |
| VI. | Glacier National Park | [148] |
| History of Glacier National Park | [157] |
| VII. | Mesa Verde National Park | [161] |
| VIII. | Rocky Mountain National Park | [175] |
| IX. | The Grand Cañon | [190] |
| X. | Lassen Volcanic National Park | [211] |
| XI. | Hawaii National Park | [221] |
| XII. | Three National Monuments |
| 1. The Olympic National Monuments | [230] |
| 2. The Natural Bridges and Rainbow Bridge National Monuments | [236] |
| 3. Mukuntuweap National Monument | [239] |
| XIII. | Other National Parks | [242] |
| 1. Wind Cave National Park | [242] |
| 2. Sully's Hill Park | [244] |
| 3. Casa Grande Ruin Reservation | [245] |
| 4. Hot Springs Reservation | [246] |
| 5. Platt National Park | [248] |
| 6. Mount McKinley National Park | [248] |
| XIV. | Canadian National Parks | [251] |
| 1. Jasper Park | [252] |
| 2. Rocky Mountains Park | [254] |
| 3. Yoho Park | [256] |
| 4. Waterton Lakes Park | [258] |
| 5. Revelstoke Park | [260] |
| 6. The Animal Parks | [260] |
| 7. St. Lawrence Islands Park | [261] |
| 8. Fort Howe Park | [262] |
| XV. | Park-Development and New Parks | [264] |
| XVI. | The Spirit of the Forest | [282] |
| XVII. | Wild Life in National Parks | [296] |
| XVIII. | In All Weathers | [317] |
| XIX. | The Scenery in the Sky | [340] |
| 1. Timber-Line | [340] |
| 2. Above the Timber-Line | [345] |
| 3. The Work of the Ice King | [351] |
| 4. High Peaks | [356] |
| XX. | John Muir | [360] |
| XXI. | National Parks the School of Nature | [366] |
| XXII. | Why We need National Parks | [378] |
| XXIII. | The Trail | [388] |
| [APPENDIX] |
| A. Act of Dedication of the Yellowstone National Park | [397] |
| B. The National Parks at a Glance | [400] |
| C. Proposed National Parks | [403] |
| D. National Monuments | [405] |
| E. Dominion National Parks of Canada | [412] |
| [BIBLIOGRAPHY] | [415] |
| [GUIDE TO THE NATIONAL PARKS] |
| Introduction | [425] |
| Yellowstone National Park | [433] |
| Yosemite National Park | [444] |
| Sequoia National Park | [455] |
| General Grant National Park | [459] |
| Mount Rainier National Park | [460] |
| Crater Lake National Park | [470] |
| Glacier National Park | [475] |
| Mesa Verde National Park | [488] |
| Rocky Mountain National Park | [491] |
| The Grand Cañon | [495] |
| Lassen Volcanic National Park | [500] |
| Hawaii National Park | [502] |
| Mount McKinley National Park | [505] |
| Hot Springs of Arkansas | [506] |
| Minor National Parks |
| Casa Grande Ruin | [508] |
| Wind Cave National Park | [508] |
| Platt National Park | [509] |
| Sully's Hill Park | [509] |
| National Monuments | [510] |
| Canadian Parks |
| Rocky Mountains Park | [515] |
| Yoho Park | [516] |
| Glacier Park | [517] |
| Jasper Park | [518] |
| Revelstoke Park | [518] |
| Waterton Lakes Park | [519] |
| Buffalo Park | [519] |
| Elk Island Park | [520] |
| St. Lawrence Islands Park | [520] |
| Fort Howe Park | [520] |
| [INDEX] | [521] |