I was about the same age when I went off into the mountains gold panning when it started to rain heavily. I spent 4 days and 3 nights in an old mine shaft with no food and a sprained ankle until the rain let up and I could safely walk down the creek I walked up.That's the thing about a spirit quest, it isn't about looking for something, it's about finding what you need.
You may think you know what it is you are looking for, you may think you need to find this or that, but in the end, what you find is what was meant to be. Not necessarily what you want.
Here, read this...
http://forums.canadiancontent.net/spirituality-philosophy/54957-how-i-became-ohkwai.html
It was the best damn thing that ever happened to me but I didn't realize how profound the experience was until a few years later when I was awake for 4 days and too nervous to eat when my daughter was born.