Sheffield exists to promote chamber music. It describes itself as the largest promoter of chamber music outside London. Sheffield has two large theatres, the Lyceum Theatre and the Crucible Theatre, which together with the smaller Studio Theatre make up the largest theatre complex outside London, located in Tudor Square. The Crucible Theatre is the home (since 1977) of the World Snooker Championships and hosts many well-known stage productions throughout the year. The Lyceum, which opened in 1897, serves as a venue for touring West End productions and operas by Opera North, as well as locally produced shows. Sheffield also has the
Sheffield Coal Company part of the Rother Valley Country Park and a proposed leisure development called the YES project. The site now falls in Rotherham Borough Councils area for planning. Sheffield Coal Company The Sheffield Coal Company was a colliery owning and coal selling company with its head office situated in South Street, Sheffield, South Yorkshire, England. The Sheffield Coal Company was one of the oldest colliery companies in Sheffield being founded on 28 February 1805 to lease from the Duke of Norfolk and work coal pits in the Park area of the city. This lease expired in 1820 and the company was