Walk the free Franz Josef Glacier valley walk to the glacier viewpoint

Walk to Fox Glacier viewpoint via the free valley track (1 hour return)

Heli-hike onto Franz Josef or Fox Glacier (3-4 hours including helicopter flight; from $400-450 NZD — expensive but unforgettable)

See glow worms on the Terrace Walk at dusk (free, Franz Josef)

Take a jade/pounamu carving workshop ($85 NZD)