Thin underwater cables hold the internet. See a map of them all.

Your internet isn’t just underwater. It’s also covered in Vaseline. Follow Phil Edwards and Vox Almanac on Facebook for more: Map by TeleGeography: Subscribe to our channel! The internet is known to pulse through fiber optic cables and cell phone towers, but 99% of high-speed international information is transferred under the sea. How long has this been happening? Underwater cables delivering information isn’t a novel idea — the first Transatlantic cable was laid in 1858—undersea cables have been around since the telegraph. Check out our full video catalog: Follow Vox on Twitter: Or on Facebook: