La Tour Blanche
....This
pyramidal stone tower , painted white , is the oldest beacon in this area ,
having been built more than hundred and thirty years ago , in the hamlet of
Coatanguy on the eastern side of the bay .
The Church of Brignogan was not built till 1939
..
. ....the transit
Tour Blanche by the Church Tower of Plouneour Trez (178°) was the only mean
to enter the port of Pontusval. 
