Last year they made this amazing delux model: Adventurous CS XL 4x4, heated floors and  constant hot water system for tea and coffee
 Custom upgrades! A water conversion; ALL WATER LINES INSIDE for winter camping plus extra fresh water tank, equalling 50 gallons.including making the indoor shower, much more use or friendly. Only 21k miles!  2 new 200amphr  lithium batteries( worth 10k) 2 inverters plenty of solar panels it charge and run everything  propane stove, huge fridge, the heater and water heat runs off both propane and electricity, your choice 
It gives new meaning to Boondock Glamping!