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- Camps 371
- Bridges 121
- Lighthouses 121
- Dwellings 111
- Forest fires 107
- Roads 96
- Fire lookout stations 68
- United States. Forest Service 67
- Fishing 65
- Sawmills 43
- Storms 39
- Floods 32
- Camping 27
- Erosion 25
- Landslides 25
- Tide pools 20
- Civilian Conservation Corps (U.S.) 18
- Indigenous peoples 18
- Buildings 16
- Waterfalls 16
