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Free Photos (Public Domain Photos),stock Photos, Clipart, images, and Vectors

A large Public Domain photo repository with high resolution free photos and vectors. All copyright free stock photos and royalty free photos, and CC0 Photos. 27000 free and public domain photos, images, clipart, pics and vectors and counting. To view/download a photo in high resolution, please click on the image.


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Petrified fossil stromatolite (cyanobacteria, blue-green algae). Stromatolites in stone
Petrified fossil stromatolite (cyanobacteria, blue-green algae)
Lake Thetis - saline coastal lake in Western Australia near town Cervantes, on a Quaternary limestone pavement, living marine stromatolites, benthic microbial communities such algal mats.
Stromatolites or stromatoliths (from Ancient Greek στρῶμα (strôma), GEN στρώματος (strṓmatos)
Stromatolites at Hamelin pool in Australia
Lake Thetis - saline coastal lake in Western Australia near town Cervantes, on a Quaternary limestone pavement, living marine stromatolites, benthic microbial communities such algal mats.

Stromatolites