OK, not really a bike at all. But for a year from August 1990 I had to give up 2 wheels for 4WD. Being posted in the heat of the Omani desert, a big traily would have been nice - but I'd have got shredded to mince-meat if I'd come off wearing shorts & flip-flops.
Check out the barnet
Thankfully, the company provided a pool of Land Rovers to play with.
The real beauties were Defender 90s with 3.5l V8engines. On a good day you could get 11 mpg.
And, thankfully, the company provided the fuel; but being a local product it was pennies per gallon.
Part of the fun was to go out with a mate and get lost in the desert - before sat-nav. Then play chicken seeing who could drive down - or up - the most outrageous slope, or through the tightest wadi.