In episode 221, we get curious about submarines for Veylan of Massachusetts.  How do submarines dive deep into the ocean?  How are sailors able to survive for a long time submerged in a submarine?  How can sailors navigate a submarine through the ocean without being able to see what's ahead of them?   Visit the Curious Kid Podcast Website - http://www.curiouskidpodcast.com Send Us An E-mail - curiouskidpodcast@gmail.comLeave Us A Voicemail - 856-425-2324Support Us On Patreon - https://www.patreon.com/CuriouskidpodcastShop Curious Kid Podcast Merchandise - http://tee.pub/lic/fqXchg3wUVUFollow Us On Facebook - https://www.facebook.com/curiouskidpod/Follow Us On Instagram - https://www.instagram.com/curiouskidpodcast/Follow Us On Twitter - https://twitter.com/CuriousKidPod