The chapel is built into a cliff made of limestone. It is small and measures 20 by 12 feet in size. It has only one room. The walls are made of limestone. The building is very old. It might have been built in the 6th century. But, most of the building was built in the 13th century. The first chapel was a cave that Saint Goven lived in where the chapel is today. People believe that Saint Goven might be buried beneath the building. 