National Parks Gallery - Allegheny Portage Railroad National Historic Site Maps http://www.nationalparksgallery.com/items/park/Allegheny-Portage-Railroad-National-Historic-Site/media/maps Wed, 10 Aug 2005 21:07:47 -0600 Allegheny Portage Railroad National Historic Site Maps Allegheny Portage Railroad National Historic Site - Allegheny Portage Railroad National Historic Site Map http://www.nationalparksgallery.com/item/10204/park/Allegheny-Portage-Railroad-National-Historic-Site/type/maps Maps Wed, 10 Aug 2005 21:07:47 -0600 http://www.nationalparksgallery.com/item/10204