green and orange algae in the porcellain basin, norris geyser basin, yellowstone national park, wyoming, usa

acidic algae america american and barren basin beautiful black blue can colloidal colorful cyanidium cyanobacteria deposits different environment forest fumaroles geothermal geyser green ground growler hardy high hike hiking hills hot lakes landscape ledge lime mineral national natural nature norris of orange outdoor outdoors park pinwheel plateau pool pools porcelain recreation rocks sky spring springs states steam summer sunday supervolcano survive travel travertine trees turquois types united usa vent volcanic volcano water west western wild wilderness wyoming yellowstone