Besides probably being hot, would there be any adverse effects if one were to stand on top of Barad-dur, close to the Eye of Sauron?
closed as primarily opinion-based by user8719, Niall C., Himarm, Matt Gutting, Shevliaskovic Oct 13 '14 at 17:40
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At around 1,400 meters high, you would have slightly less oxygen. Breathing could be a little bit more labored. Also at that height the wind could be quite strong.