National Submarine Day

April 11 was the day the Navy acquired its first modern submarined, named Holland VI. It not only honors the submarine, the historic day or the Navy, but also the rich history that submarines have in this country stemming back from the American Revolution.
Submarine | Eye Wonder

Video

The Eye Wonder team explores a submarine. D.V. meets a submarine captain who tells him all about the science and technology of submarines and how they can be used to collect samples and data for other...