Kawah Ijen At Night By Olivier Grunewald

Olivier Grunewald was born in Paris in 1959. He started photographing birds at the age of 14.
He studied commercial advertising photography at the Goblins School of the Image, in Paris. After his studies he began working as a freelance photographer specializing in sports, mountaineering and rock climbing and continued climbing and photographing for the next 10 years with a medium format camera.
Later in his career he switched to a large format camera and began to focus more on the wild nature, and a long term project on volcanoes. He travels all over the world and collaborates on projects with his wife, Bernadette Gilbertas, a geographer and journalist.
He has also produced documentaries on Wild Earth for Science and Nature magazine.