 Today the river continues into the Westerschelde estuary only, passing Terneuzen to reach the North Sea between Breskens in Zeelandic Flanders and Vlissingen (Flushing) on Walcheren.The Scheldt is an important waterway, and has been made navigable from its mouth up to Cambrai.Above Cambrai, the Canal de Saint-Quentin follows its course.