Great Cumbrae Island, Millport, College Street, Cathedral of the Isles and Collegiate Church of the Holy Spirit

Scotland's National Record of the Historic Environment records Great Cumbrae Island, Millport, College Street, Cathedral of the Isles and Collegiate Church of the Holy Spirit as Cathedral (period Unassigned). The official map says its point is accurate as follows: NGR given to the nearest 1m. The record does not by itself mean that the public may enter the place.

The Cathedral of the Isles and Collegiate Church of the Holy Spirit on Great Cumbrae Island is linked to the tradition of St Cumban, a 6th-century Irish monk believed to have founded a monastery on the island. The site reflects a long-standing Christian presence in the area, with legends connecting St Cumban to local healing wells and spiritual practices.