The McLaughlin Planetarium of the Royal Ontario Museum, Toronto, Canada
The McLaughlin Planetarium opened to the public November 2, 1968. It took two years to build and cost $2,250,000. Among the largest and most modern planetariums in thw world, it was a gift to the Royal Ontario Museum for the people of Toronto and Ontario from R.S. McLaughlin of Oshawa, Ontario. Mr. McLaughlin, Chairman of the Board of General Motors of Canada, was a pioneer in the automobile industry.