Like Download 0.99 MB Petrified Forest mesa 2730 x 1148 pixels Aspect ratio 195:82 Canon PowerShot S3 IS 33.2 mm f/4.0 1/1600 s ISO 75 Online since: 9 January 2019 Taken: 11 December 2009 CC0 / Public Domain petrified forest arizona rock mesa sedimentary painted layers southwest desert