Encircling Austurvöllur square are four streets lined with excellent restaurants. These eateries are particularly enjoyable when outdoor seating is available. If you order a beer, consider the Viking brand. The local brewery has a 30% market share in Iceland. You should also know drinking strong beer is a relative new privilege. Brews with an alcohol content of 2.25% or more were not legal in Iceland until 1989. The fall of the last bastion of prohibition is celebrated annually on March 1 as Beer Day.