Larry at www.roadhaus.com has a list of campsites to which you are welcome
to contribute some of your favorites.  He also has an upcoming event in the
wilds of eastern Patagonia.  The Land of No Camping event.

Plans are afoot to watch gray whales from the bluffs north of Ensenada,
hummingbirds in Madera Canyon, starry skies near Austin, NV, Travel the
lonliest highway east to red rock country, through the 'big open', including
Spencer Hot springs, and perhaps even Mom's cafe.  Ocotillo flowering along
the border,  hawk migration through the San Pedro, ... Chili cookoff in...

All who wander are not lost.