Start with high-confidence religious buildings books, then narrow by subgenre or adjacent topics.
Forgotten Churches
Luke Sherlock, Ioana Pioaru
Tiny Churches
Dixe Wills
Saint John's Abbey Church
Victoria M. Young
Sacred Paris
Susan Cahill
Twelve Churches
Reverend Fergus Butler-Gallie, Fergus Butler-Gallie
Churches of Paris
Peggy Shannon
1000 SACRED PLACES
Christoph Engels
