Carvings at ancient monument may be world’s oldest calendar - EurekAlert
- Carvings at ancient monument may be world’s oldest calendar EurekAlert
- Archaeologists discover world's oldest calendar that could rewrite birth of civilization Daily Mail
- Carvings at Göbekli Tepe are the World's Oldest Calendar, Created to Commemorate the Comet Impact that Gave Rise to Civilization LBV Magazine
- Carvings at Göbeklitepe could be World’s Oldest Calendar arkeonews
- Ancient monument carvings may be the world’s oldest calendar Tech Explorist