Institute of Mentalphysics, California

The Institute of Mentalphysics, also known as the Joshua Tree Retreat Center, is a spiritual teaching and retreat site in the Southern California desert, founded by Edwin John Dingle. His Science of Mentalphysics, based on Tibetan and other Asian teachings, was begun in 1927 in Los Angeles. Buildings include the Preceptory of Light, the First Sanctuary of Mystic Christianity, the Caravansary of Joy, and a 700-foot long residence designed by Lloyd Wright, son of famed architect Frank Lloyd Wright.