The secret sauce behind a 147-year-old brew

FILE-This Jan. 25, 2008 file photo shows Heineken beer bottles at a joint press conference by Heineken and Carlsberg to announce their joint bid to buy UK brewer Scottish & Newcastle (S&N), in London. (AP Photo/Sang Tan,File)

Amsterdam's old Heineken brewery has been turning out its signature beer since 1864 when Gerard Adriaan Heineken founded Heineken & Co. Thus began a proud family tradition of brewing premium-quality beer that's proved extraordinarily popular with customers around the world. Each year, hundreds of thousands of them make their way to this mecca of brew where the company offers guided tours and offers - well, not state secrets, but enough about the process to whet visitors' thirsts for a taste or two (which they are dutifully offered.) Check out CNET's special report here