Legoland Billund, the original Legoland park, opened on June 7, 1968 in Billund, Denmark. The park is located next to the original Lego factory and Denmark's second busiest airport Billund Airport. Over 1.9 million guests visited the park in 2011 and since the opening more than 50 million guests have visited the park. This makes Legoland the largest tourist attraction in Denmark outside of Copenhagen.