By Michael Lanza
A light mist falls as our small adventure armada of nine sea kayaks cruises along the shore of Deep Cove, the farthest inland extremity of Doubtful Sound in New Zealand’s Fiordland National Park. Around us, cliffs rise straight up out of the sea to 4,000-foot summits—sheer, Yosemite-like granite walls improbably sprouting a vertical jungle of podocarp trees and other indigenous vegetation that make these forests look like something from another planet.