In Spain, a new city "Burgos".
It is a city with 180.000 population, so it is worthier to add it.
I give you what I have added by my own in my "locations.xml.in" file.

line 19088 (just behind Bilbao and above Colmenar viejo)

city>
 <!-- A city in Spain -->
 <name>Burgos</name>
 <coordinates>42.220000 -3.370000</coordinates>
 <location>
   <name>Burgos, Villafria</name>
   <code>LEBG</code>
   <coordinates>43.300000 -2.933333</coordinates>
 </location>
</city>

It works.
This web has more locations.
http://aviationweather.gov/adds/metars/stations.txt

There is no trace of it in 2.30, 2.32, 2.91, neither 3.0