What is lurking in the depths of the ocean and how do we make the maps we use day to do.Find us on,TwoTopPodcast.comPatreon: https://www.patreon.com/twotoppodcast Instagram: https://www.instagram.com/twotoppodcast/Twitter: https://twitter.com/twotoppodcastand youtube over at http://bit.ly/2FHgEy4 For any general inquiries and feedback, send us an email at [email protected].

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