sentences:  It runs northwards from Genoa on the Ligurian coast, over the Apennines, and across the wide plain of the Po valley to the environs of Lake Maggiore and the mouth of the Val d’Ossola.In addition to this ‘main trunk’ of the road, there are three side branches, also of motorway class which function as link roads between the A26 and the A7, the A4 and the A8.The A26, together with these link road, is managed by Autostrade per l'Italia S.p.A.