Surprise Creek, Western North Slope of Alaska
![An aerial shot of Surprise Creek winding its way past exposed rock formations and grass-covered rolling hills](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/Surprise%20Crk%201%20_A13_0034_.jpg?itok=JcBLaTr3)
Detailed Description
Faulted and folded Triassic, Jurassic, and Cretaceous rocks along Surprise Creek in southern part of Western North Slope. The Triassic and Jurassic rocks include petroleum source rocks from which oil was generated. Geologists in orange vests for scale.
Sources/Usage
Public Domain.