Pennsylvania Historical and Museum Commission - List of state historic sites and museums. Includes news, programs and information on historical markers. Heinz History Center - A museum and research facility. History and heritage of the Western Pennsylvania region. Life in Western Pennsylvania - Historic photograph and film collection provided by the Library and Archives at the Heinz History Center in Pittsburgh. Includes subject search, student activities and teachers' guide. Preservation Pennsylvania - Assists communities in protecting and utilizing historic resources. Oil Creek State Park Trail - A guidebook to easy traffic-free bicycling and walking trails. Features excerpts from FreeWheeling Easy in Western Pennsylvania. History of North Central Pennsylvania - This site contains many pages of historic pictures and information on North Central Pennsylvania towns and villages. Explore PA History - A resource guide to state history. Includes information on attractions, events and activities. Rivers of Steel National Heritage Area - Committed to preserving, interpreting, and managing the historic, cultural, and natural resources related to Big Steel and its related industries. Newsletters and historical information. Pennsylvania Department Homepage - Local history of Pittsburgh, genealogy, facts about Andrew Carnegie, and photographs of the area. Pennsylvania Dutch Family History - Dedicated to the culture, history, and genealogy of those people from German speaking countries before 1800. Indian Paths And Migration Trails - Includes map and facts.