In what has to be one of the most unusual marketing efforts by a large brewer, Olympia Beer has offered to pay $1 million dollars — in increments of $25,000 a year for the next four decades — to anyone who can find conclusive evidence of a live Bigfoot. The contest is the brainchild of Evan and Daren Metropoulos, who recently bought Pabst Brewing Co., which also owns the Olympia brand.