Fjell Fortress
Øygarden Municipality, Norway
Fjell Fortress ([fjɛl], Norwegian: Fjell festning, Festung Fjell), known during World War II as Marine-Küsten-Batterie 11./504 ('Marine Coastal Battery 11/504') is located on the island of Sotra in Øygarden Municipality in Vestland county, Norway (it was part of Fjell Municipality in Hordaland county during World War II).
Fort data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).