2. Sand deposition: Columbia River near Washougal, WA

3. Palouse hills from Steptoe Butte

4. Shrub Steppe: Washtucna Coulee

5. Sand hills: Connell, WA

6. Fallow wheat field in shrub steppe

7. Caliche layer

8. Road cut with caliche layer

9. Pillow lava weathering: East of Connell, WA

10. Weathered pillow lava

11. Talus slope: base of basalt colonnade

12. Colluvial soil at base of eroding basalt layer

13. Sand and gravel operation: Colfax, WA

14. Wind-blown loess and sand

15. Wind erosion

17. Flood deposits: Connell, WA – Missoula Floods

18. Gravel bar: Missoula Floods

19. Lacustrine Deposits: Missoula Floods, Hamilton, Montana