Like Download 1.88 MB Blue Mesa, Petrified Forest 2730 x 2048 pixels Aspect ratio 1365:1024 Canon PowerShot S3 IS 19.7 mm f/4.0 1/1250 s ISO 75 Online since: 9 January 2019 Taken: 11 December 2009 CC0 / Public Domain petrified forest blue mesa rocks sedimentary layers desert blue gray white arizona southwest