According to the same tradition this early monastery was destroyed by a huge rock that fell from the nearby hills.
It has been described as the most northerly early Christian monastery ever found.
Documentation of these early Hispanic monasteries is abundant and descriptive.
It is not known when the early Christian monastery ceased to function.
A 21-metre high round tower next to the cemetery is the sole surviving structure of an early monastery.
This collegiate church was built in the late 13th century on the site of an earlier monastery.
There is also a sacred tree here which may be as old as the earliest monastery.
A far earlier monastery had existed on the site, which burned down in 1278.
The early monastery was located around the site of the later parish church (present building erected 1817).
The buildings of the early monastery would have been made of timber.