Guadalupe mountains national park is the worlds premier example of a fossil reef from the permian era. Group campsites are available by reservation up to 60 days in advance. https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiCuWe9BErgBSfL3fJJawXyez0DD5E8Y1Mj_GY4-6synvRQNx6rDfwaoIivEhDAneJtfOXnhW9WwvY4C5KnfkqLidAK_5qH5adXIDAQ-LZDbQ_sCh40Z6WezKWrp6z4-2IVzje9QooAAyU/s1600/ElCapitanZ1.jpg Guadalupe Mountains National Park Roc Doc Travel Birding history and many other opportunities to learn and have fun await visitors in this hidden gem of west texas.