Because of Texas' size it has a very diverse climate and terrain. Texas has plateaus, canyons, plains, hills, and mountains. 90% of Texas is privately owned, so the land can't be explored by its residents. Luckily, Texas does have some great state parks that let you experience all it has to offer.
There are lots of awesome places around El Paso and all over Texas to camp. Here's a simple little thing that can make your campsite, or backyard, much more comfy.