A good place to start in Greymouth is by taking a look in the Visitor Information Centre.
Interestingly, so far from Napier, yet this building is very Art Deco as Napier and its surrounding towns.
An authentic 1880s town with steam train rides, gold panning (guaranteed to find gold), horse and buggy rides. Over 30 buildings on display - plus a licensed cafe and bar open daily.
Mysterious limestone rock. To see them, take Dolomite Point Walk, a 10-minutes walk stroll from the main highway around the rocks and blowholes, and back again.