Unity Temple is part of a UNESCO World Heritage Site. Completed in 1908, it is one of Frank Lloyd Wright's most important contributions to modern architecture. The mission of Unity Temple Restoration Foundation, a secular, 501(c)(3) nonprofit organization, founded in 1973, is to restore and preserve Unity Temple, promote public awareness of and engagement with architecture, and educate the general public, including local, national, and international visitors of all ages about the significance of Unity Temple, Frank Lloyd Wright’s contribution to modern architecture. Unity Temple is part of a UNESCO World Heritage site.