This is a gathering of sites related to themes of art and theology. Please feel free to suggest others!
An online discussion forum

Art & Theology “Revitalizing the Christian imagination through painting, poetry, music, and more”. Victoria Emily Jones develops lovely devotional pieces drawing on theology, art, music and poetry

Visual Commentary on Scripture (VCS) An online publication that provides theological commentary on the Bible in dialogue with works of art.

CIVA: Christians in the Visual Arts  Vision: to help artists, collectors, critics, professors, historians, pastors and arts professionals explore the profound relationship between art and faith. 

SALT Project An Emmy-winning production studio that also provides beautiful clip art, short films, and even excellent scripture commentary. It’s worth signing up for their newsletter and following them on Facebook, just to see what turns up.