Still in operation, the world's first pay-one-price theme park opened in this U.S. state in 1961
.... the regional 
theme park in 1961, combining a pay-one-price admission with new... [DOC] [TLE] Theme park - Expand Your Mind - Topics [PAR] An amusement park (sometimes referred to as a funfair ) or theme park is a group 
.... hundreds of amusement parks were operating in the United States and 
Canada.