Orangene Strukturen, Grand Prismatic Spring, Yellowstone National Park (Wyoming), USA, am 17.09.2018 um 14:17:45 
, © Norbert Silberhorn
Orangene Strukturen, Grand Prismatic Spring, Yellowstone National Park (Wyoming), USA, am 17.09.2018 um 14:17:45 [Urheberhinweis & Kontakt]