thirty-three temples sacred to Kannon
Refers to a set of thirty-three temples dedicated to Kannon (Avalokiteśvara), most famously the Saigoku (Western) pilgrimage route. Often used in the full phrase 西国三十三所.
See also: 西国三十三所
I make a pilgrimage to the thirty-three temples of the Saigoku Kannon route.