 There are thirteen Long-Distance - or GR – footpaths, signposted and marked out with red and white marks, which make it possible to cross the Autonomous Community in all directions, discovering the frontiers of Gipuzkoa (GR 121), the Alavese Plain through the route along the side of the mountains (GR 25) or the Urdaibai biosphere reserve through GR 98.There are also Short-Distance - or PR – footpaths, signposted with white and yellow stripes, which allow you to complete shorter routes which are accessible to the general public, but with a similar theme.Cycling enthusiasts have 130 kilometres of Greenways which have been opened up, nine roads recovered from old railway lines which had fallen into disuse.