Swimming between two continents, debunked

Silfra, in Þingvellir National Park in Iceland, is where the Eurasian and North American continental plates are dividing. It's a crack in the earth where you can snorkel or dive between the continents. Well, sort of. As ever, it's a bit more complicated than that. Þingvellir geology: https://www.thingvellir.is/en/history... https://notendur.hi.is/oi/geology_of_... Þingvellir history: https://www.thingvellir.is/en/history... An interoduction to divergent plate boundaries: https://geology.com/nsta/divergent-pl... Articles mentioned: https://www.smithsonianmag.com/travel... http://www.bbc.com/travel/story/20140... https://www.businessinsider.com/scuba... Filmed safely: https://www.tomscott.com/safe/ 🟥 MORE FROM TOM: https://www.tomscott.com/ (you can find contact details and social links there too) 📰 WEEKLY NEWSLETTER with good stuff from the rest of the internet: https://www.tomscott.com/newsletter/ ❓ LATERAL, free weekly podcast: https://lateralcast.com/    / lateralcast   ➕ TOM SCOTT PLUS:    / tomscottplus   👥 THE TECHNICAL DIFFICULTIES:    / techdif