Don Valley Stadium running/warm-up track. Up to 15,000 spectators could also be accommodated on the open terracing giving a seated capacity 25,000 for sports events. For musical performances the stadium could accommodate 15,000 seated guests, but had a maximum capacity of 50,000 if the field was used to accommodate standing fans. The stadium was operated by Sheffield International Venues and owned by the Sheffield City Trust. The Don Valley Stadium, which cost £29 million, was the first entirely new outdoor national sporting venue built in Great Britain since Wembley in the early 1920s when it was completed in September 1990. It was built
Don Valley Parkway who presented Frost with a silver plate. It opened initially without an interchange at Don Mills Road and had its first traffic jam that day at the Eglinton Avenue exit. The interchange at Don Mills was approved by Metro council on November 2, 1964. Building the section within the valley required significant civil engineering, including the rerouting of of the Don River, installation of of reinforced retaining wall and the removal of two hills. Tumper's Hill, located near the Don Mills Road interchange, stood higher than it does today. Sugar Loaf Hill, shaped like a cone, which stood alone in