The Lookout (Twitter)

RT @Saturnax1: #SubmarinesFriday #Submarines #Sjøforsvaret Recent photo taken through the periscope of #RoyalNorwegianNavy's Ula class submarine shows Norwegian Coast Guard patrol vessel KV Sortland (W-342) patrolling near the Heimdal gas center in the North Sea. Photo by @Forsvaret_no https://twitter.com/Saturnax1/status/1583342019329474560/photo/1