Desert Terrain Tutorials

Looking to replicate the barren wilderness of the Hindukush but dont know quite where to start? These tutorials will be of great assistance! Firstly, the Jackson Gamers built this lovely Wadi Zoum-Zoum terrain for their fictional Sudan campaign: http://www.angelfire.com/games3/jacksongames02/con_jim.htm which you can see here in action: http://www.angelfire.com/games3/jacksongamer/grn_nile2.htm Then there is this online tutorial by Esair which is nice and simple to replicate: http://www.esair.baueda.com/guides1.html