The Auckland Foreshore Heritage Walk is a hiking area at Kaiaua in Franklin, tracing the shoreline of the Firth of Thames, and it holds a solid 4.6 rating on Google.
Foreshore walking has its own rhythm. Good coastal tracks follow estuaries where the tide sets the schedule, so seasoned walkers check tide times and the forecast before setting out, and wear shoes they don't mind getting muddy. Open flats offer little shade, so a hat and water matter as much as they would on a bush track. Heritage walks of this kind usually thread local history into the scenery, and a shoreline beside the Firth's internationally significant wetlands draws migrating godwits and other waders — a reason many regulars pack binoculars.
For an easy walk where history and birdlife share the same shoreline, this well-rated route is Kaiaua's way onto the Firth of Thames coast.