Macrophotograph showing the structural detail in a whale bone fossil from Oregon Image #4043 6144 X 4080 pixels
Macro photograph of the patterns in a piece of fossilized oak from Oregon; Miocene in age Image #3416 4745 X 3200 pixels
Macrophotograph of a polished slab of petrified tree fern wood of the Osmunda genus; from the Jurassic period; found in Queensland, Australia Image #2331
