he Mnajdra megalithic temple complex, built around the fourth millennium BCE. The oldest structure dates to the Ġgantija phase (3600-3200 BCE, another is built (or possibly rebuilt) in the late Tarxien phase (3150 – 2500 BCE). The lowest temple, built in the early Tarxien phase, is the most impressive and possibly the best example of Maltese megalithic architecture.