Cambrin
Cambrin is a commune in the Pas-de-Calais department in the Hauts-de-France region of France about east of Béthune and southwest of Lille by the banks of the small river Surgeon.
The marshes of Cambrin are an area of ponds and swamps bordering the communes of Cuinchy and Annequin. They cover 22 hectares and are open to the public. This natural space is managed by the Nature Conservatory Sites of Nord and Pas-de-Calais.