https://coinx3.io/expedition-unknown-season-17-josh-gates-unearths-africas-atlantis-beneath-the-indian-ocean--tsunami-debris-conceals-a-lost-roman-era-metropolis-that-could-rewrite-history-mh-d22913.html Off the coast of Tanzania lies one of antiquity’s most elusive mysteries: Rhapta, the legendary sunken metropolis dubbed "Africa’s Atlantis." Sat, 12 Sep 2026 21:21:42 +0000 hourly 1