The program shows the satellites are flying around the earth. Quite simple realization that it was possible to know the ground. But I m not against the rest when he received a simple option.

  I think if you deal with the imposition of the images on objects could make himself more or less sane ground.

I am interested in the question probably in the public domain should be a height map of land to build a more realistic picture.

Just wondering how on earth the screen saver to make the clouds, felt that he was not just painted, and made a separate layer.-The program shows the satellites are flying around the earth. Quite simple realization that it was possible to know the ground. But I m not against the rest when he received a simple option.

 　I think if you deal with the imposition of the images on objects could make himself more or less sane ground.

I am interested in the question probably in the public domain should be a height map of land to build a more realistic picture.

Just wondering how on earth the screen saver to make the clouds, felt that he was not just painted, and made a separate layer.