Drone footage revealing an old steel bridge that crosses a brown river within a dense rainforest

taranaki wanganui manawatu north island gorge rainforest river valley bridge new zealand bushland tree ferns nature wilderness tangarakau river scenery scenic waterfall outdoors landscape steep sided hillside forgotten highway aerial mountainous approach green wild tracking hills steel bush forgotten world highway background road trip tourism panning curve no people steep old rugged grave forgotten vacation cloudy sky world colour empty