The Mattress Factory is a contemporary art museum located in Pittsburgh, Pennsylvania. It was a pioneer of site-specific installation art and features permanent installations by artists Yayoi Kusama, James Turrell, and Greer Lankton. The museum's roof itself is a light art installation and part of Pittsburgh's Northside evening skyline. Barbara Luderowski purchased a derelict Stearns & Foster mattress warehouse in 1975. The museum achieved non-profit status in 1977. Over the next forty years, L