Saint-Martin-au-Laërt
Saint-Martin-au-Laërt (French pronunciation: [sɛ̃ maʁtɛ̃ o laʁ]; West Flemish: Sint-Maartens-Aard) is a former commune in the Pas-de-Calais department in northern France. On 1 January 2016, it was merged into the new commune Saint-Martin-lez-Tatinghem.