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Guinness brewery, Ireland

In Dublin, the Guinness Storehouse draws more international visitors than any other attraction in Ireland. What the facility has on tap: a tour of its seven-story building shaped like a pint glass of brew. (Anne Cusack / Los Angeles Times)
Visitors wend their way through the onetime plant that now serves as a visitors center. It’s filled with multimedia exhibits on the history, culture and making of the stout. (Anne Cusack / Los Angeles Times)
A tour guide explains the brewing process to visitors, at least one of whom is under 21. (Anne Cusack / Los Angeles Times)
Water, barley, hops and yeast are ingredients for beer. The Storehouse has water in great supply: A waterfall is among sights on the tour. (Anne Cusack / Los Angeles Times)
There are many more than 99 bottles of beer on the wall in the lobby of the Guinness Storehouse. The display shows a host of the brand’s bottles. Each day, 10 million glasses of Guinness are served in 51 countries. (Anne Cusack / Los Angeles Times)
Try not to get dizzy while sipping your pint at the seventh-floor Gravity bar, where glass walls all around reveal expansive views of Dublin. (Anne Cusack / Los Angeles Times)