Hvorfor virker denne kml ikke?

<?xml version="1.0" encoding="UTF-8"?>
<kml xmlns="http://earth.google.com/kml/2.1">
<Document>
<name>test.kml</name>
    <Placemark>
    <name>Banegården</name>
    <description>Banegården i Vejen</description>
    <Point>
      <coordinates>55.475935,9.136226</coordinates>
    </Point>
  </Placemark>
  <Placemark>
    <name>Kvickly</name>
    <description>Kvickly - Åbningstider</description>
    <Point>
      <coordinates>55.476896,9.136977</coordinates>
    </Point>
  </Placemark></Document>
</kml>