Description
About 8km/5mi west of Gossau lies the district of Oberbüren. Its former castle, the Glattburg, which was later converted into the Benedictine monastery of St Gallusberg, is mentioned in a historical document from 788, making it the oldest castle site in the country.
Hobbies & Activities category: Castle, chateau, palace;  Historic site;  Christian sites
Do-It-Yourself Tours
Attractions Near Glattburg Castle, Oberburen, St Gallen