Absolutely a Kiwi Icon. Only improvements I can imagine are Toilets and Rubbish dumping facilities. Its free and its natural and caters to all sorts.I recommend doing the Crater Walk (15mins) up the ajacent Rainbow Mountain.
Okoroire Hot Springs Hotel
Lower pool with gravel base
Okoroire Hot Springs Hotel
Lower riverside pool
Okoroire Hot Springs Hotel
Top pool, formally enclosed prior to recent redevelopment.