Adams Calendar with Celestial Alignment. The similarities to Stonehenge in Britain are obvious.
The oldest man made structure on earth is in South Africa, it is known as Adams Calendar, and more recently as Enkis Calendar. Adams Calendar is in south-west of Sikhukhuza. The site is estimated to be around more than 2025 years old, as dated by rock art in the area.
The ancient stone ruins found in the hills above the town of Waterval Boven in South African. These structures look similar to the foundations of monuments on the Italian Island of Sardinia known as nuraghes, these are officially considered defensive structures, but do in fact have, like the South African Stone Ruins, Celestial Alignments towards prominent moments in the solar year.