// This is just an example. You can run some scripts to generate regions that
// will be drawn here.
overviewer.collections.regionDatas.push([
  // {"color": "#FFAA00", "opacity": 0.5, "closed": true, "path": [
  //   {"x": 0, "y": 0, "z": 0},
  //   {"x": 0, "y": 10, "z": 0},
  //   {"x": 0, "y": 0, "z": 10}
  // ]},
]);