baskets laden by natural sulfur in kawah ijen volcano mine

acid acidic air asian attraction banyuwangi basket breathe bright caldera carry chemical chunk conditions crater danger dangerous destinations element emissions explore extreme famous fumes gas harmful hazardous heavy ijen indonesia indonesian island java journey kawah laden landmark load mine miner mineral mining mountain natural nature operation photo piece place poisonous pollution popular producing smoke steam sulfur sulphur tour tourist toxic travel trip volcanic volcano walk wonderful work worker yellow