noun, noun or participle which takes 'suru'
circuit pilgrimage
Refers to visiting multiple sacred sites in a set order, often as a religious practice. Can be used as a noun or with する to mean 'to make a circuit pilgrimage'.
四国八十八箇所を巡拝する。
I make a pilgrimage to the 88 temples of Shikoku.
巡礼 is a more general term for pilgrimage, while 巡拝 specifically emphasizes visiting multiple sacred sites in a circuit.
Compound of 巡 (to go around) and 拝 (to worship). The exact historical derivation is uncertain, but the spelling is conventionally associated with the meaning of a pilgrimage circuit.