Steaming volcanic mud pools, Rincon de la Vieja National Park at foot of Rincon Volcano, Guanacaste, Costa Rica, Central America

central america color image contemporary costa rica day guanacaste horizontal mud pools national parks natural phenomena natural world nature nobody outdoors photography physical geography rincon de la vieja rincon de la vieja national park steam steaming surface processes thermal areas travel travel destinations volcanic landscapes americas color colour costa rican daytime outside