Tara Mandala International Buddhist Community & Retreat Center | 231 followers on LinkedIn. Tara Mandala is a vibrant international Buddhist Community with groups around the world. It was established in 1993 by Lama Tsultrim Allione and her late husband, David Petit, to foster the development of innate wisdom for the benefit of all beings. The hub of the Tara Mandala community is the 700-acre dharma center in Pagosa Springs, Colorado.