Support point TROU20 by , KilroyTrip 2 See on map A photo s?? The German codified TROU 20 support point consisted of two bunkers of type 141 and a tobruk. The German codified TROU 20 support point consisted of two bunkers of type 141 and a tobruk. Read Route Tags : trouville-sur-mer calvados normandie murdelatlantique atlanticwall bunker todt