Advanced Bushcraft Techniques
For the discerning caveman who wants to look like he's not completely lost in modern society, but secretly still lives out of a hole in the ground.
Learn how to start a fire without looking like a complete savage.
Find the tastiest bugs and berries without actually having to cook them.
Or, if you'd rather just stick to basics:
Build a sturdy shelter that won't make you feel like a rejected extra on Survivor.