Natural Heritage Area Story MapsStory maps combine authoritative maps with narration, images and multimedia content. They are intended to engage and inspire our audience to learn more about the natural resources and geography of Pennsylvania’s biodiversity. Natural Heritage Area (NHA) story maps point to areas within 300 feet of public trails and help interpret habitats containing rare species and noteworthy biotic communities. The next time you walk or bike your favorite trail, visit the county’s NHA story map pages, using a smart phone or mobile device, and discover some of Pennsylvania’s natural heritage.