A chamber made of vertical megalithsStructures built out of large little-altered stones in the new stone age or neolithic between 5,000-2,500 (bronze age), in the pursuit of astronomical knowledge. upon which a roof or ceiling slab was balanced.
A chamber made of vertical megalithsStructures built out of large little-altered stones in the new stone age or neolithic between 5,000-2,500 (bronze age), in the pursuit of astronomical knowledge. upon which a roof or ceiling slab was balanced.