Mammoth Passage Tour February 7, 2009

This tour emphasizes large trunk passages, cultural history and environmental issues and current research. Fall/ Winter landmarks seen include the Natural Entrance, Narrows, Rotunda, Saltpetre artifacts and Audubon Avenue. A Spring/Summer landmark includes Broadway Avenue. Elevation Change: 140 feet Number of Stairs: 120 - 180 Steep Hill Climbs? One, to and from cave entrance Restrictions: General restrictions apply