Quote:
Originally Posted by cyberia
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The lack of shirts indicates rather warm weather. The men appear to be on a train car, perhaps right behind the locomotive judging by the roof in front of them. The tanker cars on either side appear to be made of wood, like a large wooden barrel. That would not be useful for carrying fuel, but it would be good for carrying water. Trains full of water and the apparent heat may indicate desert operations or perhaps southern Russia during the summer.
Since they are wearing helmets they are in a war zone where there is a potential for attack. However, since no one is staring diligently at the sky, that attack is not eminent.