A brain dump (in a routhly north to south order)
Anything and everything on the Abel Tasman Track. North of Totaranui tends to be less crowded and so an especially good choice. Water Taxis can provide transport if needed.
From the Cobb Valley road – up the up the Lake Peel track, along the ridge track and back down to the road
Lake Rotoiti Circuit (23km)
Charming Creek Walkway (9.5km oneway)
Avalanche Peak – a good loop option from the village is to run up the Mt Bealey Track, scramble over Mt Bealey, Lyell Peak and Avalanche Peak and descend via Scotts Track.
Hooker Valley – go early to avoid crowds of tourists in the summer
Up South Temple Valley to the hut
Upper Clutha tracks (eg. Alexandra to Clyde)
Up the Dart River from Chinamans Bluff carpark (or the full Rees-Dart if you’re really keen)
Routeburn Track (and any of the other great walks in the region)