Rare Look Inside A Nuclear Submarine, The USS Seawolf (SSN-21) | Super Structures | Spark

Seawolf provides a fascinating insider’s look at one of the world’s most remarkable structures. Called “the most complex military machine of the 20th Century,“ the $2.3 billion Seawolf submarine is a prototype for the U.S. Navy’s undersea future. Subscribe to Spark for more amazing science, tech and engineering videos - Follow us on Facebook: