# Welcome to the Highcharts Maps JS (highmaps) Options Reference

These pages outline the chart configuration options, and the methods and properties of Highcharts objects.

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# mapView.insets.field

A geometry object of type `Polygon` defining where in the chart the inset should be rendered, in terms of `units` and relative to the `relativeTo` setting. If a `borderPath` is omitted, a border is rendered around the field. If undefined, the inset is rendered in the full plot area.