Quote of the moment:
In some states, I am known as "Dr. Buttsex." I have no idea why. I never got my degree or nothin'.
Home is where the heart is, perhaps, but home is definitely where you'd probably rather use the john.
Here's a list of the relative comfort factors of various places to take a dump "in the wild." I'm sure I missed some particularly gruesome ones, but I think it's a well-rounded list, all the same.