Cobo Center (formerly Cobo Hall) is a convention center situated along Jefferson and Washington avenues in downtown Detroit. It was named for Albert E. Cobo, mayor of Detroit from 1950 to 1957. Designed by Gino Rossetti, the center opened in 1960. Expanded in 1989, the present 2,400,000 sq ft (220,000 m2) complex contains 723,000 sq ft (67,200 m2) of exhibition space, with 623,000 square feet contiguous.