 In 1968, the present Miller Outdoor Theatre building, designed by Eugene Werlin and Associates, won several awards, including the "American Iron and Steel Institute’s Biannual Award (1969)", the "American Institute of Steel Construction’s Award of Excellence", and the "James E. Lincoln Arc Welding Foundation Award".The 1968 theatre building was refurbished starting in 1996, adding a small stage to the east end of the facility that plays to a newly incorporated open plaza area.Also in the Museum District is the non-denominational Rothko Chapel, founded by John and Dominique de Menil, designed by Mark Rothko and Philip Johnson and completed in 1971.