example/hollow-globe/index.html

<head>
  <style> body { margin: 0; } </style>

  <script src="//unpkg.com/globe.gl"></script>
<!--  <script src="../../dist/globe.gl.js"></script>-->
</head>

<body>
  <div id="globeViz"></div>

  <script type="module">
    import { MeshLambertMaterial, DoubleSide } from 'https://esm.sh/three';
    import * as topojson from 'https://esm.sh/topojson-client';

    const world = new Globe(document.getElementById('globeViz'))
      .backgroundColor('rgba(0,0,0,0)')
      .showGlobe(false)
      .showAtmosphere(false);

    fetch('//unpkg.com/world-atlas/land-110m.json').then(res => res.json())
      .then(landTopo => {
        world
          .polygonsData(topojson.feature(landTopo, landTopo.objects.land).features)
          .polygonCapMaterial(new MeshLambertMaterial({ color: 'darkslategrey', side: DoubleSide }))
          .polygonSideColor(() => 'rgba(0,0,0,0)');
      });
  </script>
</body>