Denis McNamara's Series on Sacred Architecture

Can be conveniently found here or at the videos section for the Liturgical Institute. So far the first 7 parts (out of 10) have been uploaded.

"New Heaven and New Earth: Church Architecture as Sacramental Participation in the Heavenly Banquet"

NLM: The Theology of Church Archtitecture - a lecture by Denis McNamara
by David Clayton