Mapa de la contaminació lumínica <a href="http://earth.google.com/kmlpreview/#url=http%3A%2F%2Fbbs.keyhole.com%2Fubb%2Fubbthreads.php%3Fubb%3Ddownload%26Number%3D129936">http://earth.google.com/kmlpreview/#url=http%3A%2F%2Fbbs.keyhole.com%2Fubb%2Fubbthreads.php%3Fubb%3Ddownload%26Number%3D129936</a><br>
<br>Raf<br>