Game shows have enjoyed a resurgence on TV in recent years, especially in prime time with such oddities as Fox's "The Floor," hosted by Rob Lowe, and numerous reboots, including "Press Your Luck."

But when it comes to really out-there concepts, the 1970s ruled with game shows featuring massive mazes, celebrities bowling and shooting pool, and even a pinball machine that seemed built for King Kong. Don't expect a reboot of these strange shows anytime soon.

Celebrity Billiards (Syndicated, 1968)

Celebrities such as Groucho Marx and Milton Berle were behind the eight ball as they took on billiards champ Minnesota Fats (aka Rudolf Wanderone) on this show that only ran for 28 episodes. The celebs racked up $500 for their favorite charity and another $500 if they won (a slim chance agains

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