TrailGuide is the official, authorized guidebook for the C&O Canal Towpath and Great Allegheny Passage, covering two scenic trails – one amazing journey. TrailGuide is packed with trail descriptions, trail history, town maps, business listings and services for tourists. Included is a 2-sided, weatherproof 16″ x 24 1/2″ map, showing both trails and hundreds of features. Mileage charts, elevations tables are also provided, as well planning checklists, mile-by-mile highlights for all 335 miles between Washington DC and Pittsburgh PA. This year’s book has lots of new content, new pictures, a redesigned map.