Ready to guess something neat? Here you go, with a few clues:
- This is an extreme crop of a much larger image.
- It is not in the Smithsonian, nor is it associated with it.
- It is not the B&O Railroad, nor is it associated with it in any way.
Those are your clues… have fun!
UPDATE: Kathy D has taken the crown this time! The correct guess was the Berkeley Pit in Butte, Montana. The complete image is below: