Eco Roamer. Big truck 4×4 training with Overland Training:

Graham Jackson and Duncan Barbour from Overland Training spent two days in the Arizona desert with the EcoRoamer. Together with Jay Shapiro and Alice Gugelev from The Muskoka Foundation, they pushed the EcoRoamer to it’s limits in rock fields, sand dunes and river crossings. Watch to see the results of taking this 4×4 house on wheels through the Table Mesa back-country.

From YouTube: https://youtu.be/h1MBdaHr4OA