i'm not a great outdoorsman. on my first ever camp outing my family went to yellowstone with some relatives from back east. my uncle had one of those boxy pop up campers. my folks and i slept in one of the two beds which hung suspended on either side of the camper. in the night i rolled against the canvas wall at the end of the bed, the snaps came undone and i fell out and onto the ground, never w...