Police are seeking information after fireworks allegedly caused a suspicious fire damaging toilets and changing rooms in Hamilton's Discovery Park on Thursday nightCrimeNov 7 at 2:41 PM3 outletsNew ZealandNewshubFireworks fired before blaze causes extensive damage at Hamilton park Nov 7 at 3:31 PMRNZFireworks blamed for extensive fire in public toilets and changing rooms in Hamilton Nov 7 at 2:41 PM1NewsHamilton park toilets set ablaze, police appeal for information seen Nov 7 at 3:40 PM