* http://en.wikipedia.org/wiki/Buffalo_Creek_Flood A coal slurry dam collapsed and the flood killed 125 persons and left 4000 homeless.
* http://en.wikipedia.org/wiki/Centralia_mine_fire A fire in coal mine fire that is burning since 70 yeasr ago. The region is almost inhabitable. It will probably burn for 250 years more.
* http://en.wikipedia.org/wiki/Buffalo_Creek_Flood A coal slurry dam collapsed and the flood killed 125 persons and left 4000 homeless.
* http://en.wikipedia.org/wiki/Centralia_mine_fire A fire in coal mine fire that is burning since 70 yeasr ago. The region is almost inhabitable. It will probably burn for 250 years more.