Close-up of twisting, folding crust
![photo of lava](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/20030516-0059_DAS_large.jpg?itok=y3kUbFBL)
Detailed Description
Close-up of twisting, folding crust forming on surface of stream similar to that to left. Slightly blurred owing to heat shimmer. Width of image, about 40 centimeters.
Sources/Usage
Public Domain.