This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
PetrifiedWood. One of the petrified logs at Petrified Forest National Park AZ Un des troncs petrifis du Petrified Forest National Park en Arizona USA org php mat pdef pg Jon Sullivan explicitly released into the public domain Focal length PDPDphoto org Assessments Picture of the day Petrified Forest National Park