Véloroute 12 and Vélomaritime 4

"EuroVelo 4 in Europe, known as the Central Europe Route, comprises 4,000km from Roscoff to Kiev. In France, EuroVelo 4 is called La Vélomaritime® and follows the coast of the Channel and then the North Sea up to the Belgian border.

EuroVelo 12 – the North Sea Cycle Route hugs the coast for 7,050km through Scandinavia, Germany, Benelux and the UK, with multiple ferry crossings. This route will surprise you with the diversity of the territories and landscapes you pass through. In France, it overlaps with EuroVelo 4 – La Vélomaritime for 70km, from Bray-Dunes to Calais."