A truckful of yeontan and a stylish coalman in Chojang-dong.
Tag Archives: coal
mine bones
Broken mine drill bit.
Tags from a coal mine. 
Upper chamber of a carbide lamp.
see Cataphile
See the Catacombs of Paris
See the Mines of Paris
Map of ancient Parisian mines, 1908 (wikimedia).
Les Innocents cemetery, 1550 (wikimedia).