Gertrude Saddle(edit)

Overview

This is a difficult out and back trail in Fiordland National Park. Gertrude Saddle includes rocky alpine terrain and should only be attempted by experienced trampers and in good weather. Wet weather, snow or ice create treacherous conditions in any season.

https://www.doc.govt.nz/parks-and-recreation/places-to-go/fiordland/places/fiordland-national-park/things-to-do/tracks/gertrude-saddle-route/