A road through geological history's by geri

Petrified Forest National Park - United States, Arizona About 60 million years ago, the region was uplifted. As time passed, many rivers and storms eroded the land, removing the layers of rock, covering the petrified logs. Now fossilized logs lie on the surface across the clay hills and are well exposed.

Uploaded: Feb, 13 2009 | Taken: Dec, 28 2008| Viewed: 37 times  | 5 votes Camera: SONY | Model: DSC-H10 | Exposure 10/4000s, ISO 125 | FLength: 9mm

porto - Feb, 14 2009 04:02am I like this one,and the commentary.