000637 01 Location Australia Landscape Aussie Australia Australian Bacteria Blue Characteristic Color Colour Concept Cyano Bacteria Cyanobacteria Dawn Dusk Eve Evening Evolution Fossil Geographic Geography Horizon Land Landscape Landscapes Location Microbe Microbes Microscopic Morning Nature Organism Photographic Technique Place Protected Area Protected Areas Scenery Scenic Shark Bay South Pacific Stromatolite Stromatolites Stromatolitic Subject Sunrise Sunset Time Exposure Time Of Day Twilight Western Australia Western Australian World Heritage Site Frans Lanting Frans Lanting Frans Lanting Ph AU2 087 © Frans Lanting Frans Lanting Photography Stromatolites at twilight Shark Bay Western Australia