DJ, don't despair -- with a little careful handling, you can still get your trailer into some reasonably remote places. Idaho seems to be ground zero for world-class boondocking. We were on the Salmon River, south of Stanley, in September -- the trailer is in the lower right corner of the photo:

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And this is on Boulder Creek, between Galena Summit and Ketchum -- the trailer is in the bottom center of the shot:

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Admittedly, it is not the same as taking a TC onto a boulder-strewn goat track scratched into the side of a crumbling cliff, but it is not bad!