Megalithic structures in Peru, Egypt, and Baalbek remain a profound mystery. Massive stone blocks were cut, shaped, and fitted with extreme precision, even in very hard stone like granite, in ways that still challenge modern technology. While modern machines can lift heavy weights, how these stones were precisely cut and perfectly assembled without advanced tools remains unexplained. Without this lost knowledge, such feats would be extremely difficult if not impossible to replicate today. @ufo_s

Ancient Megalithic Structures Found Underground | Life's Biggest Questions

The location of Carrowmore megalithic cemetery is on the Knocknarae peninsula in county Sligo, Ireland. Carrowmore is one of the 4 major passage tomb cemeteries in Ireland, the other 3 being Loughcrew, Carrowkeel and Newgrange. Carrowmore megalithic cemetery is the largest of it’s kind in Ireland and regarded to be amongst the oldest megaliths in Europe. Results of radiocarbon dating from between 1994-2000 suggest that the oldest monument at Carrowmore cemetery was built around 5400BC, making it

The Secrets Of Stonehenge | Howstuffworks