#nabta-playaUnmoderated tagAll postsExplore CommunitiesTrending CommunitiesNewcomers' CommunitySteemit FeedbackSteemitCryptoAcademyআমার বাংলা ব্লগKorea • 한국 • KR • KOSTEEM CN/中文Steem AllianceWORLD OF XPILARAVLE 일상SCT.암호화폐.CryptoSteem POD TeamComunidad Latina#nabta-playaTrendingHotNewPayoutsMutedcornerston (45)in #nabta-playa • 8 years agoAfrica Astronomy: The Stone Calendar of Nabta Playa, NubiaBy even the more conservative estimate, these are by far the most certain ancient megalithic astronomical alignments…
