Sulphur Formations

[Subpopulus Hibernia]

Photographer Oliver Grunewald took these photographs in a volcano crater, documenting the men who mine the sulphur deposits that form at the edge of the crater lake. Rest of the series here - http://www.boston.com/bigpicture/2010/12/kawah_ijen_by_night.html

 

[Roger W]

Some amazing photographs.

But it gives a whole new meaning to 'hellish working conditions.'