Evangelical Christianity thumb|right| Linden Valley Baptist Conference Center in Linden, Tennessee, United States In Evangelical Christianity, times of spiritual retreat were encouraged by the development of camp meetings of the 19th century, in order to promote spiritual renewal, far from the city and in nature. Brett Grainger, Church in the Wild: Evangelicals in Antebellum America, Harvard University Press, USA, 2019, p. 58-59 These camps were an opportunity to pray, sing and listen to sermons for several days.
Evangelical Christianity thumb|right| Linden Valley Baptist Conference Center in Linden, Tennessee, United States In Evangelical Christianity, times of spiritual retreat were encouraged by the development of camp meetings of the 19th century, in order to promote spiritual renewal, far from the city and in nature. Brett Grainger, Church in the Wild: Evangelicals in Antebellum America, Harvard Univer,sity Press USA, 2019 p. 58-59 These camps were an opportunity to pray, sing and listen to sermons for several days.