Comment by zylepe

Pole of Inaccessibility is also a useful technique for placing the label for a polygon at a visually pleasing location on a map. @mourner came up with a more efficient algorithm for computing the point https://blog.mapbox.com/a-new-algorithm-for-finding-a-visual... (https://github.com/mapbox/polylabel) which JTS's MaximumInscribedCircle utility is based on, which I use for "innermost point" label placement in planetiler.