an artifact found at the base of Hidden Mountain, New Mexico near the city of Los Lunas. The main inscription proclaims the Ten Commandments in ancient Paleo-Hebrew characters. It is one of the most important ancient artifacts ever found in North America. It's existence offers evidence that ancient Old World civilizations not only explored but settled in ancient North America millennia before the arrival of Columbus. Possibly connected to the reign of King Solomon kingdom of Israel.
The Antikythera mechanism is an ancient mechanical computer designed to calculate astronomical positions. It was recovered in 1900–1901 from the Antikythera wreck. However, its significance and complexity were not understood until decades later. The construction has been dated to the early 1st century BCE. Technological artifacts of similar complexity and workmanship did not reappear until the 14th century, when mechanical astronomical clocks were built in Europe. modern reconstruction at bottom
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