islande

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v4.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
  </style>
</head>

<body>
  <script>
    // Feel free to change or delete any of the code you see in this editor!
    var svg = d3.select("body").append("svg")
      .attr("width", 1000)
      .attr("height", 1000)
    	.style ("background", "lightblue");

islande = svg.append ("path");  
    
    projection = d3.geoMercator();
    //.rotate([+26, -63]).scale(2500);
    
    path = d3.geoPath(projection);
 
	  d3.json ("islande.json", function (err, json) {islande.datum(json) ;
	             //{  		svg.append("path") .attr("d", path(json));
    						});
    
    
	   d3.timer(function(elapsed) {
       projection.rotate(elapsed/[64,180,70]);
 			 islande.attr("d", path)
 });
    
    svg.append("text")
    	.text(projection([14,6]))
      .attr("y", 20)
      .attr("x", 12)
      .attr("font-size", 20)
      .attr("font-type", "monospace");

</script>
</body>

https://d3js.org/d3.v4.min.js