You might find fossils in the desert because there are a lot of rocks and you can break the rock so that the fossil can come out. you can also find a fossil when you dig up the dirt any where. You can find a fossil in the desert, in the river, in the dirt, and in your backyard. Fossils are kinda not that easy to find. The main thing that you can do to find a fossil is to dig up dirt and you can find a fossil.