Stel and Jess investigate cave paintings in Turkey that match an advanced civilization that built the world's oldest city. Tracing their ancient migration to the coast they discover a shifted shoreline and ruins of a lost city right under their feet.
Follow expert Stel Pavlou and volcanologist Jess Phoenix as they set out "on a quest to solve the greatest archaeological mystery of all time - the rediscovery of Atlantis.
On Europe's largest active volcano, Stel and Jess discover a trail of destruction back to the time of Atlantis, leading them into a hidden labyrinth under a coastal town and to a sunken monolith that may hide the remains of the legendary lost city.
Stel and Jess dig into unexplored archeological sites along the Adriatic coast of Croatia where underwater relics from an ancient bridge system lead them to an age-old legend of a lost city and into a massive sinkhole that could swallow a city whole.
Stel and Jess search ancient underwater ruins off the coast of Greece and follow the trade routes of the Minoan civilization to a circular island and the heart of a volcano where a modern city now sits atop what could be the ruins of Atlantis.
Stel and Jess investigate a mysterious Greek island where an advanced ancient civilization built a massive marble pyramid. Artifacts there lead them to Turkey where ground penetrating radar reveals an incredible find in the shadow of ancient Troy.