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Chalon-sur-Saône (French pronunciation: ​[ʃa.lɔ̃.syʁ.son]) is a commune in the Saône-et-Loire department in the region of Bourgogne-Franche-Comté in eastern France.It is a sub-prefecture of the department. It is the largest city in the department; however, the department capital is the smaller city of Mâcon.

"Le Colisée" may also refer to Colisée Pepsi, an arena in Quebec City, Canada.Le Colisée is an indoor arena in Chalon-sur-Saône, France. It is primarily used for basketball games, and it is the home arena of the French Pro A League club Élan Chalon. The arena seats 5,000 people.

Chalon Cathedral (French: Cathédrale Saint-Vincent de Chalon-sur-Saône) is a Roman Catholic church located in Chalon-sur-Saône. A former cathedral, it was the seat of the Bishop of Chalon. The diocese was abolished by the Concordat of 1801 and was absorbed by the Diocese of Autun.Parts of the building date from the 8th century, but the Neo-Gothic façade is from the 19th.

The former French Catholic diocese of Chalon-sur-Saône (Lat.: dioecesis Cabilonensis) existed until the French Revolution. After the Concordat of 1801, it was suppressed, and its territory went to the diocese of Autun. Its see was Chalon Cathedral.

The arrondissement of Chalon-sur-Saône is an arrondissement of France in the Saône-et-Loire department in the Bourgogne-Franche-Comté region. It has 142 communes. Its population is 156,331 (2016), and its area is 1,484.5 km2 (573.2 sq mi).

The Jardin géo-botanique (1.3 hectares) is a municipal botanical garden located at 1, Place Mathias, Chalon-sur-Saône, Saône-et-Loire, Bourgogne, France. It is open daily without charge.The garden was established in 1953 by the Society of Natural History and Mycology of Saône-et-Loire under active direction of its president, Dr.