Home » Facts Building made of Extinct Wood The cabin at Pfeiffer Nature Center is made entirely of American Chestnut, which is now extinct. in Hiking Email this page Travel Guide It's a full 56-page comprehensive guide, highlighting the activities and attractions in our County. Request the Enchanted Mountains guide to be snail mailed to you for FREE! Related Events 2022 Summer Festival at Griffis Sculpture Park 2022 Summer Festival at Griffis Sculpture Park 2022 Summer Festival at Griffis Sculpture Park 2022 Summer Festival at Griffis Sculpture Park 2022 Summer Festival at Griffis Sculpture Park