Racine, Racine County. July, 1968. Altitude c. 1,000 feet. Wingspread was designed as a home for Herbert F. Johnson, head of the Johnson Wax Company by the Wisconsin-born architect Frank Lloyd Wright. Now headquarters of the S.C. Johnson Foundation, its red roofs and blue swimming pool contrast with the surrounding greens of lawn, shrubs, and trees. Built in 1937, Wingspread was the last of Wright's Prairie designs.