Sacred Well of Santa Cristina features conical tholos and lunar alignment. The Sacred Well of Santa Cristina in Sardinia has a round opening at the top and a conical shape below Each rock is set back, with the slant in the rock making the opening close to a perfect circle The conical shape mirrors nuraghi towers built across Sardinia, though none match the well's precision
The Sacred Well of Santa Cristina in Sardinia features a round opening transitioning into a precise conical tholos — a shape echoing nuraghi towers from the Nuragic civilization, dated 3,000-4,000 years ago, though the well's precision exceeds their other works. Every 18.6 years, the moon shines directly down into the well.
Key Facts
- The Sacred Well of Santa Cristina in Sardinia has a round opening at the top and a conical shape below
- Each rock is set back, with the slant in the rock making the opening close to a perfect circle
- The conical shape mirrors nuraghi towers built across Sardinia, though none match the well's precision
- Attribution to the Nuragic civilization, 3,000-4,000 years old, but the precision exceeds that culture's other works
- Every 18.6 years, the moon shines directly down into the well
Source: The Impossible Precision of The Well of Santa Cristina: Why This Italian Well Matches Peru by Earth Explorer