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
Transport in Sheffield Long Causeway, that followed the old Roman Road toward Stanage Edge, however Sheffield remained relatively secluded, a fact which may have influenced the choice of Sheffield for the imprisonment of Mary, Queen of Scots, in 1570. In the 18th century, turnpike roads were built improving Sheffield's connections with the outside world. A turnpike to Chesterfield was built in 1756 and another through Ringinglow to Chapel-en-le-Frith or Buxton was constructed in 1758. Roads were also built to Barnsley, Tickhill, Worksop, Intake and Penistone. The Baslow turnpike (Abbeydale Road) opened in 1805 and Glossop Road opened in 1821. In 1774 a wooden