Pointe Saint-Efficace shelter by , Matthieu H. 36 See on map Shelter at Pointe Saint-Efficace (opposite Port-Nieux).Contribution and photo credit: Matthieu H. Shelter at Pointe Saint-Efficace (opposite Port-Nieux).Contribution and photo credit: Matthieu H. Read Route Tags : matignon cote-d-armor bretagne atlanticwall bunker todt