By "high country" I assume you mean "cooler temperatures"?
Unfortunately Bob Well's official Caravans, which were awesome, were disbanded in March 2020 due to the SARS-Cov-2 scare and haven't started back up yet. The original Caravan resources, however, [font=Tahoma, Verdana, Arial, sans-serif]are[/font][font=Tahoma, Verdana, Arial, sans-serif] [/font][font=Tahoma, Verdana, Arial, sans-serif]archived and still available [/font](i.e. the campsites used during various times of the year, which I think is what you are asking for).