Originally Posted by jvsontheroad
Even limiting yourself to "moderate" roads/trails, 4WD will expand your options 10 fold. PM me if you want to discuss further.
The last 55 miles of North Padre Island come to mind, first 5 are 2wd, the rest is 4x4 only.
Jack, maybe you should start a new post: specific places you can't or shouldn't go without 4x4, then we can list them all and point people there when they ask the question.