The département of Pas de Calais (62) is in the region of Hauts-de-France and is bordered by the departments of Nord and Somme, the English Channel, and the North Sea.
It shares a nominal border with the English county of Kent halfway through the Channel Tunnel.
Pas-de-Calais is one of the original 83 departments created during the French Revolution on 4 March 1790.
Its name is the French equivalent of the Strait of Dover, which it borders.