This tutorial is good, a nice quick and easy way to produce some good looking results. The follow up tutorials also help with optimizing the models for use in games if you need a lower poly version. http://saschahenrichs.blogspot.com/2010/03/3dsmax-environment-modeling-1.html I literally just made some rocks for an…
That's a pretty basic model... I think you might be better of looking for tutorials on how to use 3ds max instead. Try this site it has a lot of good stuff... http://cg.tutsplus.com/category/tutorials/autodesk-3ds-max/