Sulphur fumes from 2000 m a.s.l of Dieng Plateau, Indonesia

Poisonous vapors gives off from complex of caldera formed by eruption of ancient mountain. Craters are called with "Si Kidang" (En= deer), to refer the changing of (sulphuric) floor instability of its surrounding, differing their inclination time by time, and jumping around place to place (like a deer).