BANYUWANGI, INDONESIA - OCTOBER 02: Indonesian miners carry pairs of baskets loaded with sulphur from the crater of the Ijen volcano in Banyuwangi, East Java, Indonesia, on October 02, 2014. There are more than 300 traditional miners working at the Ijen volcano with income between 6 USD -7 USD per day and without wearing special clothing while working, miners are prone to respiratory illnesses in the mining activities. Each miner carrying 75-90 kg of sulfur from the mine in one trip. Ijen Crater or Kawah Ijen is also a volcanic tourism attraction in Indonesia. Agoes Rudianto / Anadolu Agency

BANYUWANGI, INDONESIA - OCTOBER 02: An Indonesian miner extracts sulphur from pipe at the flow crater of the Ijen volcano in Banyuwangi, East Java, Indonesia, on October 02, 2014. There are more than 300 traditional miners working at the Ijen volcano with income between 6 USD -7 USD per day and without wearing special clothing while working, miners are prone to respiratory illnesses in the mining activities. Each miner carrying 75-90 kg of sulfur from the mine in one trip. Ijen Crater or Kawah Ijen is also a volcanic tourism attraction in Indonesia. Agoes Rudianto / Anadolu Agency

BANYUWANGI, INDONESIA - OCTOBER 02: An Indonesian miner carries a pair of baskets loaded with sulphur from the crater of the Ijen volcano in Banyuwangi, East Java, Indonesia, on October 02, 2014. There are more than 300 traditional miners working at the Ijen volcano with income between 6 USD -7 USD per day and without wearing special clothing while working, miners are prone to respiratory illnesses in the mining activities. Each miner carrying 75-90 kg of sulfur from the mine in one trip. Ijen Crater or Kawah Ijen is also a volcanic tourism attraction in Indonesia. Agoes Rudianto / Anadolu Agency

BANYUWANGI, INDONESIA - OCTOBER 02: An Indonesian miner carries a pair of baskets loaded with sulphur from the crater of the Ijen volcano in Banyuwangi, East Java, Indonesia, on October 02, 2014. There are more than 300 traditional miners working at the Ijen volcano with income between 6 USD -7 USD per day and without wearing special clothing while working, miners are prone to respiratory illnesses in the mining activities. Each miner carrying 75-90 kg of sulfur from the mine in one trip. Ijen Crater or Kawah Ijen is also a volcanic tourism attraction in Indonesia. Agoes Rudianto / Anadolu Agency

BANYUWANGI, INDONESIA - OCTOBER 02: An Indonesian miner carries a pair of baskets loaded with sulphur from the crater of the Ijen volcano in Banyuwangi, East Java, Indonesia, on October 02, 2014. There are more than 300 traditional miners working at the Ijen volcano with income between 6 USD -7 USD per day and without wearing special clothing while working, miners are prone to respiratory illnesses in the mining activities. Each miner carrying 75-90 kg of sulfur from the mine in one trip. Ijen Crater or Kawah Ijen is also a volcanic tourism attraction in Indonesia. Agoes Rudianto / Anadolu Agency

BANYUWANGI, INDONESIA - OCTOBER 02: An Indonesian miner carries a pair of baskets loaded with sulphur from the crater of the Ijen volcano in Banyuwangi, East Java, Indonesia, on October 02, 2014. There are more than 300 traditional miners working at the Ijen volcano with income between 6 USD -7 USD per day and without wearing special clothing while working, miners are prone to respiratory illnesses in the mining activities. Each miner carrying 75-90 kg of sulfur from the mine in one trip. Ijen Crater or Kawah Ijen is also a volcanic tourism attraction in Indonesia. Agoes Rudianto / Anadolu Agency

BANYUWANGI, INDONESIA - OCTOBER 02: An Indonesian miner carries blocks of sulphur extracted from the Ijen volcano in Banyuwangi, East Java, Indonesia, on October 02, 2014. More than 300 traditional miners work at the Ijen crater with income between 6 USD -7 USD per day, without wearing special clothing while working and prone to respiratory illnesses in the mining activities. Each miner carrying 75-90 kg of sulfur from the mine in one trip. Ijen Crater or Kawah Ijen is also a volcanic tourism attraction in Indonesia. Agoes Rudianto / Anadolu Agency

BANYUWANGI, INDONESIA - OCTOBER 02: Indonesian miners extract sulphur from pipe at the flow crater of the Ijen volcano in Banyuwangi, East Java, Indonesia, on October 02, 2014. There are more than 300 traditional miners working at the Ijen volcano with income between 6 USD -7 USD per day and without wearing special clothing while working, miners are prone to respiratory illnesses in the mining activities. Each miner carrying 75-90 kg of sulfur from the mine in one trip. Ijen Crater or Kawah Ijen is also a volcanic tourism attraction in Indonesia. Agoes Rudianto / Anadolu Agency

BANYUWANGI, INDONESIA - OCTOBER 02: An Indonesian miner extracts sulphur from pipe at the flow crater of the Ijen volcano in Banyuwangi, East Java, Indonesia, on October 02, 2014. There are more than 300 traditional miners working at the Ijen volcano with income between 6 USD -7 USD per day and without wearing special clothing while working, miners are prone to respiratory illnesses in the mining activities. Each miner carrying 75-90 kg of sulfur from the mine in one trip. Ijen Crater or Kawah Ijen is also a volcanic tourism attraction in Indonesia. Agoes Rudianto / Anadolu Agency

BANYUWANGI, INDONESIA - OCTOBER 02: Indonesian miners carry pairs of baskets loaded with sulphur from the crater of the Ijen volcano in Banyuwangi, East Java, Indonesia, on October 02, 2014. There are more than 300 traditional miners working at the Ijen volcano with income between 6 USD -7 USD per day and without wearing special clothing while working, miners are prone to respiratory illnesses in the mining activities. Each miner carrying 75-90 kg of sulfur from the mine in one trip. Ijen Crater or Kawah Ijen is also a volcanic tourism attraction in Indonesia. Agoes Rudianto / Anadolu Agency

BANYUWANGI, INDONESIA - OCTOBER 02: An Indonesian miner carries a pair of baskets loaded with sulphur from the crater of the Ijen volcano in Banyuwangi, East Java, Indonesia, on October 02, 2014. There are more than 300 traditional miners working at the Ijen volcano with income between 6 USD -7 USD per day and without wearing special clothing while working, miners are prone to respiratory illnesses in the mining activities. Each miner carrying 75-90 kg of sulfur from the mine in one trip. Ijen Crater or Kawah Ijen is also a volcanic tourism attraction in Indonesia. Agoes Rudianto / Anadolu Agency

BANYUWANGI, INDONESIA - OCTOBER 02: An Indonesian miner carries a pair of baskets loaded with sulphur from the crater of the Ijen volcano in Banyuwangi, East Java, Indonesia, on October 02, 2014. There are more than 300 traditional miners working at the Ijen volcano with income between 6 USD -7 USD per day and without wearing special clothing while working, miners are prone to respiratory illnesses in the mining activities. Each miner carrying 75-90 kg of sulfur from the mine in one trip. Ijen Crater or Kawah Ijen is also a volcanic tourism attraction in Indonesia. Agoes Rudianto / Anadolu Agency