11
Sunday
Apr 2027
Submarine Day
Submarine Day, celebrated on April 11, commemorates the commissioning of the first modern submarine and recognises the role submarines have played in naval history and exploration beneath the sea.
3 Activities
Ready to join or want to explore first?
Join thousands of activity professionals worldwide.
Have an idea, or didn't see what you need?
Suggest one and we'll add it to the library.
Suggest Activity
Suggest Activity
Submarine Day