Abandoned oil wells from the late 1800s (IMAGE)
Caption
Abandoned oil wells from the late 1800s litter the landscape in the Allegheny National Forest of Northwest Pennsylvania.
Credit
Provided by Samuel Shaheen
Usage Restrictions
Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted.
License
CC BY-NC-ND