official Waco Mammoth National Monument website Wacomammoth.org: Waco Mammoth National Monument website National Park Service National Monuments in Texas Protected areas of McLennan County, Texas Fossil museums Museums in McLennan County, Texas Natural history museums in Texas Baylor University Buildings and structures in Waco, Texas Paleontology in Texas National Monuments designated by Barack Obama Protected areas established in 2015 2015 establishments in Texas Tourist attractions in Waco, Texas