Off the coast of Western Scotland HMS Superb begins her first dive. Even for the most experienced submariners this is a tense time. After three and a half years in dry-dock now is the time when the crew find out if Superb can "run silent, run deep".
Off the coast of Western Scotland HMS Superb begins her first dive. Even for the most experienced submariners this is a tense time. After three and a half years in dry-dock now is the time when the crew find out if Superb can "run silent, run deep".