For dozens of generations, a serene stretch in the highlands of southeastern Australia has been a sanctuary for the women of the Djab Wurrung people, where babies were delivered in the hollows of majestic birthing trees and the placentas were planted nearby to imbue saplings with their spirit. Soon, though, bulldozers may arrive on this sacred ground, as the state government in Victoria moves ahead with a long-delayed plan to widen a highway.