Lost Continents & Civlizations Myths & LegendsHomo Erectus Fossils Found Undersea Reveal Lost World of Sundaland Posted on May 21, 2025 by Administrator Archaeological finds off the coast of Java, Indonesia, provide insight into the world of Homo erectus, 140,000 years ago. Skull fragments and other fossil remains provide a unique picture of how and where these early humans lived, says Leiden archaeologist Harold Berghuis.