Hand dug over three years, the Durie Elevator is being celebrated as it turns 100 years old in Whanganui this week.
It's the only underground lift in the southern hemisphere, and descends 66 metres into Durie Hill, before connecting to a 213 metre-long tunnel which emerges on to Anzac Parade.
RNZ's Taranaki-Whanganui reporter. Robin Martin. went along to take a look.