About National Submarine Day
- Did you know? In 1991 a youth group in Denmark wrote to Gorbachev of Russia to ask for a free submarine. He said yes, and three years later they received a 76 meter (250 ft) submarine.
Similar Observances
National Paper Airplane Day
Try out your hand at some simple origami today and make a classic paper airplane. As a fun way to pass the time, try out new designs, and see how far you can get it to fly!
Read More
Read More
National Penpal Day
Though writing letters is being pushed out by email and social media, it remains a powerful way of connecting with people around the world.
Read More
Read More