The McMichael Canadian Art Collection announced it will temporarily close to the public on the evening of July 26 to begin a landmark redevelopment of its building and grounds. During the construction period, much of the McMichael's landmark collection will remain accessible through touring exhibitions of Canadian art across the country and abroad. Advertisement AdvertisementAdvertisement AdvertisementThe gallery, located on 40 hectares of wooded conservation land overlooking the East Humber River Valley, was once the private home of art collectors Robert and Signe McMichael. On July 8, 1966, the "McMichael Conservation Collection of Art" officially opened to the public. Casson and Jackson), four of the artists' spouses (Esther Lismer, Bess Harris, Margaret Petry and Florence Johnston) and the gallery's founders, Robert and Signe McMichael.