Yutta Wyrt:
Sulfur mining at Ijen
Yutta Wyrt:
Toxic work
Yutta Wyrt:
Pure sulfure
Yutta Wyrt:
Sulfur miner
Yutta Wyrt:
Blue Flames of Ijen
Yutta Wyrt:
Crater meets sunrise
Yutta Wyrt:
Sunrise at the crater rim
Yutta Wyrt:
Acid Lake
Yutta Wyrt:
Kawah Ijen
Yutta Wyrt:
Volcano forest