Perhaps TreeHugger readers just want to get away from it all, because the second most popular is in the same vein, also by Kim. She writes "There's a certain mystique in the thought of living in nature away from all the urban hustle and bustle in a beautiful nomad's tent." This is an update of the idea:
Inspired by natural processes, patterns and systems, the Looper is mobile, luxury "self-sufficient living pod" of tensile fabric stretched over a sustainably-sourced wooden frame.
More: Nomadic Resorts' self-sufficient living pod packs luxuries