Explore the Hidden and Fragile World Inside Caves | Short Film Showcase

Millions of years in the making, underground caves sustain delicate ecosystems that are rich in biodiversity. In this short film by Drew Perlmutter, explorers of the vast cave networks in the southern United States explain the importance of preserving these subterranean worlds. ➡ Subscribe: http://bit.ly/NatGeoSubscribe ➡ Get More Short Film Showcase: http://bit.ly/ShortFilmShowcase About Short Film Showcase: The Short Film Showcase spotlights exceptional short videos created by filmmakers from around the web and selected by National Geographic editors. We look for work that affirms National Geographic's belief in the power of science, exploration, and storytelling to change the world. The filmmakers created the content presented, and the opinions expressed are their own, not those of National Geographic Partners. See more from National Geographic's Short Film Showcase at http://documentary.com Get More National Geographic: Official Site: http://bit.ly/NatGeoOfficialSite Facebook: http://bit.ly/FBNatGeo Twitter: http://bit.ly/NatGeoTwitter Instagram: http://bit.ly/NatGeoInsta About National Geographic: National Geographic is the world's premium destination for science, exploration, and adventure. Through their world-class scientists, photographers, journalists, and filmmakers, Nat Geo gets you closer to the stories that matter and past the edge of what's possible. To learn more about cave conservation, visit http://www.scci.org. Follow Drew Perlmutter http://www.drewperlmutter.com/ https://www.instagram.com/drewperlmutter/ Explore the Hidden and Fragile World Inside Caves | Short Film Showcase https://youtu.be/m-Dz7llsK0k National Geographic https://www.youtube.com/natgeo