Blossom Music Center Blossom Music Center, ithin the boundaries of Cuyahoga Valley National Park, is at 1145 W. Steels Corner Rd. and is the summer home of the Cleveland Orchestra. The pavilion, in an 800-acre woodland, has perfect acoustics and unobstructed views. It seats more than 6,000 people under cover and an additional 13,500 on the lawns. Performers range from symphony orchestras to rock groups. Concerts take place May through September.