```r
tmap_arrange(map_nz1, map_nz2, map_nz3)
```

<div class="figure" style="text-align: center">
<img src="figures/tmlayers-1.png" alt="Maps with additional layers added to the final map of Figure 8.1." width="576" />
<p class="caption">(\#fig:tmlayers)Maps with additional layers added to the final map of Figure 8.1.</p>
</div>