HomeYahoo News - Latest News & Headlines Scientists Found a 12,000-Year-Old Monument—Turns Out It May Be Humanity’s Oldest Calendar https://ift.tt/wkPRHZO byAGCUREV -August 09, 2024 0 from Yahoo News - Latest News & Headlines https://ift.tt/PdCRZb4 Tags: Yahoo News - Latest News & Headlines Facebook Twitter