Man was not meant to be crammed into small spaces with relatives for lengthy periods of time. Okay, well, cavemen probably did spend a lot of time in small caves with ostensible family members (like they could even tell, stupid cavemen). But there was no expectation of fun involved. Maybe that's the unnatural part.

• 10.

  Prune Smoothie

  Whether it's days-long constipation or bone-rattling diarrhea, it's not a vacation until somebody brings up the state of their bowels.
• 9.

  Hitchhiking

  Actually, we'd be okay with it if neither Brian, nor James Taylor, nor anyone sang James Taylor songs.
• 8.

  Irish History

  Ah, the drink. Without it, we might have all been turned into pure energy by the Irish. So, put another check in the pro column next to all that crap about good cholesterol.
• 7.

  Oh No, a Baby

  The poor, put-upon business traveler. Is there any group less in need of our sympathy?
• 6.

  Blow Up Doll Raft

  This is so relatable. I remember one time getting lost on the way to Panama City and my roommate was totally hogging all the Funyuns.

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