norris geyser basin, yellowstone national park, geothermal landscape at black growler vent, wyoming, usa

algae america american and barren basin beautiful black blue colloidal colorful crackling deposits environment features forest from fumaroles geothermal geyser ground growler high higher hike hiking hills hot lake lakes landscape ledge mineral national natural nature norris of opens outdoor outdoors over park plateau pool pools porcelain recreation rocks sky spring springs states steam such summer sunday supervolcano travel travertine trees turquois united usa valentine vent view volcanic volcano water west western wild wilderness wyoming yellowstone