Just as is visible from old excavation other discovered artifacts, like the Anunnaki objects (Sumerian).
Ancient Vajra Free Energy system with 2x4 high current sparks creation for 2x ball lightnings (Herbig Haro) and 2x Birkeland ZPE electric current circuits in the laboratory. see Q-FFF Theory, free vacuum energy. https://www.researchgate.net/publication/342048419_Free_Vacuum_Energy_from_two_Negative_Charged_Black_Holes_string_knots_in_an_electric_adapted_modern_VAJRA