Take note of travel times – in a country where winding roads are the norm, your distances will vary greatly. Also, get plenty of rest before departing, and take extra care on those unfamiliar highways.
Also, a quick reminder that Kiwis drive on the left. If you’re used to driving on the opposite side, definitely spend some time brushing up on those road rules and regulations. Seriously, it’s not uncommon for tourist car crashes to make local headlines – it pays to be extra cautious.