Taking the place of a fourth pier was a fortified tower, also with its foundations in the water.
At a later date the church was converted into a fortified tower.
The current building dates from the Restoration period, built around and incorporating an earlier fortified tower.
The Judentor was originally a fortified tower on the western city wall.
The building replaced an earlier fortified tower probably built in early 13th century as part of the former town wall.
In the 11th or 12th century a fortified tower was built over the ruins of the Roman villa.
It is a simple, cruciform stone church with tall western, fortified towers.
All that now remains of it is a fortified tower.
Secondly, a fortified tower where 70 Jews had taken refuge was captured.
They could have had something to do with a fortified tower with surrounding buildings.