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
Valley Greyhound Stadium 410 yards in circumference consisting of race distances of 310, 515 and 720 yards. The principal race held at the track is the Glamorgan Cup. In 2011 the stadium underwent a renovation including an indoor stand with seating and viewing areas and racing takes place on Thursday and Saturday evenings. It is one of only five independent (unaffiliated to a governing body) tracks remaining today. Valley Greyhound Stadium The Valley Greyhound Stadium is a greyhound racing stadium in Twyn Road, Ystrad Mynach, Hengoed, Wales. The track known as Valley is on Twyn Road sandwiched between the Caerphilly Road and A469