Larry Mantle discusses the design of the new downtown L.A. Cathedral, how to create sacred space, and looks at the structural challenges involved in building a church designated to last for hundreds of years. Joining Larry are Nicolai Ourousoff, LA Times architecture critic, Nick Roberts, Project Manager of the Cathedral, and Lita Albuquerque, artist and creator of the fountain/installation located at the entry to the plaza area in front of the new Cathedral.