The Antikythera Mechanism, an ancient Greek marvel, baffled historians with its advanced astronomical functions. Discovered in a shipwreck off the coast of Antikythera, it served as an intricate mechanical computer, predicting celestial movements. Dating back to the 1st century BCE, it stands as a testament to the remarkable technological prowess of ancient civilizations. The Antikythera Mechanism pendant is a great item to start your Hepta FloorPlans collection!