* One way to find an oasis is to look for a depression in the desert. This can indicate that there is water below the surface. Another way to find an oasis is to look for vegetation. Oases are often the only places in the desert where plants can grow. If you see a green area in the desert, it is likely an oasis.
* Finally, you can also ask the locals. If you are in an area where there are desert nomads, they may be able to tell you where the nearest oasis is located.