I thought of that too and looked into it. Apparently even with things like the hubble telescope we can't see enough detail on the surface of the moon. Check this wikipedia article for the details. With spy satellites being able to read a newspaper I found that a bit much, but that's what they say... So unless we get some new technology we can't settle that question once and for all.

As I understand it the whole race to the moon thing was nothing more than an exercise in national pride. Since there isn't a soviet threat of missles on the moon, there isn't any reason t go back I suppose. If someone finds oil on it though it could be different...