Prepare to be amazed - The Maori Pa (hillfort) Maungakiekie on One Tree Hill, Auckland, NZ which utilises an extinct volcanic cone with extensive terraces & defences. It was the largest & most important pre-European Pa with a population of up to 5000. Abandoned in 1795.
#lidar
And a quick screenshot using open positive visualisation which brings out the structural detail in the earthworks with plenty of terracing, building platforms and pits showing.