Preface | p. 11 |
Introduction | p. 17 |
1. The Washington-Oregon-Idaho Border: The Source Dikes and Vents for the Columbia River Basalt Flows | p. 45 |
The Lower Grande Ronde River and Joseph Creek Canyon | p. 47 |
The Grande Ronde River, Washington Highway 129 to Troy, Oregon | p. 52 |
Wenaha River Trail #3106, Wenaha-Tucannon Wilderness | p. 56 |
Joseph, Oregon, Wallowa Lake, and the Eagle Cap Wilderness | p. 57 |
Cornucopia and the Eagle Cap Wilderness | p. 60 |
2. Hamilton, Montana, to Sandpoint, Idaho: The Basin Filled by Glacial Lake Missoula | p. 65 |
Nine Mile, Montana | p. 68 |
Missoula, Montana, and the Bitterroot Valley | p. 70 |
Grant Creek and the Missoula Snowbowl | p. 73 |
The Little Bitterroot Valley and Camas Prairie | p. 75 |
Ravalli, Montana, to Clark Fork, Idaho | p. 77 |
3. Spokane to Pasco, Washington: The Cheney-Pasco Scabland Corridor | p. 81 |
Rock Lake Coulee | p. 83 |
Washtucna Coulee and the Palouse Divide | p. 87 |
The Lower Palouse River and Palouse Falls | p. 91 |
Lower Monumental Dam and Devils Canyon | p. 100 |
The Lower Snake River | p. 105 |
Juniper Dunes Wilderness | p. 107 |
Lind Coulee | p. 109 |
4. Spokane to Ephrata, Washington: The Upper Crab Creek Flood Channel | p. 112 |
Crab Creek Coulee and the Sylvan Lake Ring Dike Craters | p. 113 |
Ring Dike Craters of Lake Creek and the Lakeview Ranch | p. 115 |
Washington Highway 21 to Washington Highway 28 via Irby Road | p. 119 |
Wilson Creek Flood Bars | p. 121 |
Pinto Ridge and Dry Coulee | p. 123 |
5. Grand Coulee Dam to Quincy, Washington: The Grand Coulee and Other Northwest Flood Channels | p. 126 |
Upper Grand Coulee | p. 128 |
Lower Grand Coulee | p. 135 |
The Waterville Plateau | p. 142 |
Moses Coulee | p. 146 |
6. Quincy to Vantage, Washington: The Middle Columbia River Drainage | p. 150 |
Crater Coulee | p. 151 |
Potholes Coulee | p. 153 |
Frenchman Springs Coulee | p. 159 |
Vantage, Washington, and Vicinity | p. 161 |
Ginkgo Petrified Forest State Park | p. 166 |
7. Moses Lake to Richland, Washington: Lower Crab Creek and the Yakima Fold Belt | p. 169 |
Drumheller Channels | p. 171 |
The Saddle Mountains | p. 175 |
Sentinel Gap | p. 182 |
Wallula Gap | p. 188 |
8. North-Central Oregon: The Picture Gorge Basalt Subgroup of the Columbia River Basalts | p. 193 |
The Monument Dike System | p. 196 |
Oregon Highway 19--Kimberly, Oregon, to Picture Gorge | p. 198 |
Oregon Highway 207--Service Creek to Mitchell, Oregon, and the Painted Hills | p. 202 |
9. Biggs to Portland, Oregon: The Columbia River Gorge | p. 207 |
Crown Point Vicinity | p. 211 |
Bridal Veil Falls State Park | p. 217 |
Multnomah Falls | p. 218 |
Oneonta Gorge | p. 221 |
Mitchell Point | p. 222 |
Mayer State Park and the Rowena Plateau | p. 225 |
The Dalles, Oregon, and Celilo Falls | p. 227 |
Horsethief Lake State Park to White Salmon, Washington | p. 233 |
Dog Mountain to Stevenson, Washington | p. 237 |
The Bonneville Landslides, Beacon Rock State Park, and Cape Horn | p. 241 |
10. The Oregon Coast: The Columbia River Basalt Flows Meet the Ocean | p. 244 |
Astoria, Oregon | p. 248 |
Saddle Mountain State Park | p. 251 |
Tillamook Head, Ecola State Park, and Cannon Beach | p. 253 |
Hug Point State Park and Arch Cape | p. 258 |
Neahkahnie Mountain and Cape Falcon | p. 261 |
Cape Meares State Park | p. 264 |
Boiler Bay State Park and Depoe Bay | p. 266 |
Yaquina Head | p. 270 |
Glossary | p. 273 |
Bibliography | p. 277 |
Index | p. 283 |