"Ghost Towns" in Southeast Ohio
18:11
Ohio's Hidden Mine
6:32
Karst in Ohio
25:34
I went INSIDE the last coal MINE in Longyearbyen ︱ Svalbard
7:32
Why Coal Breakers were Horrific Places to Work (Coal Breakers Explained)
27:22
AUX SECOURS DES TRAINS, LES GRANDES GRUES DE RELEVAGE A LA SNCF L’HISTOIRE DE CES MONSTRES D’ACIER
21:14
The Lost Town of the Uncle Sam Mine - Has Nobody Been Here in a Century?
2:38
The Coal Town System
18:33