Mysterious carvings on ancient stones only appear in the moonlight
The researchers also discovered that many pieces of quartzite were crushed around the slab Hendraburnick Quoit so that they sparkled in the dark.Discover the most ancient mysterious carvings of North America
Scientists have discovered the oldest rock carvings in North America dating back at least 10,000 years and are trying to decode them.Mysterious carvings on stone
During excavation in Narigua, Coahuila state (Mexico), archaeologists discovered about 8,000 stone carvings, dating back over 6,000 years.