Illustration of the planet Mars covered in water in the past, when its atmosphere was thicker and warmer. This view shows the vast canyon system of Valles Marineris, flooded with water. | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / Garlick, Mark |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |