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

Clouds over the Rincon Volcano, near Rincon de la Vieja National Park, Gaunacaste, Costa Rica

Rincon de la Vieja National Park at foot of Rincon Volcano, Gaunacaste, Costa Rica

Clouds over the Rincon Volcano, near Rincon de la Vieja National Park, Gaunacaste, Costa Rica

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

Rincon de la Vieja National Park at foot of Rincon Volcano, Gaunacaste, Costa Rica

Clouds over the Rincon Volcano, near Rincon de la Vieja National Park, Gaunacaste, Costa Rica

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

Rincon Volcano from the Hacienda Guachipelin, near Rincon de la Vieja National Park, Guanacaste, Costa Rica, Central America

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

Clouds over the Rincon Volcano, near Rincon de la Vieja National Park, Guanacaste, Costa Rica, Central America

Clouds over the Rincon Volcano, near Rincon de la Vieja National Park, Guanacaste, Costa Rica, Central America

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

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

Clouds over the Rincon Volcano, near Rincon de la Vieja National Park, Guanacaste, Costa Rica, Central America