Still in operation, the world's first pay-one-price theme park opened in this U.S. state in 1961
.... as the first Six Flags park, Six Flags over Texas was officially opened 
in 1961 ... Pay-one-price format parks also have attractions that are not included 
in the... [DOC] [TLE] Theme parks | World Public Library - eBooks | Read eBooks online [PAR] An Amusement park or theme park is a group of entertainment attractions, rides, 
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