Long-distance cycling routes are designated cycling routes in various countries around the world for bicycle tourism. These routes include anything from longer rail trails, to national cycling route networks like the Dutch LF-routes, the French Veloroute or the routes of the British National Cycle Network, to the multi-state routes of the United States Bicycle Route System, to the multi-country routes of the EuroVelo network in Europe, the longest of which is over 6,800 km (4,200 mi) in length.^[1]