[purjolok]

It could be, but searching for Catalonia in Google maps explicitly indicates it's a part of Spain.

https://www.google.se/maps?q=catalunya

Another explanation would be the dispute with Morocco about Perejil Island:

https://www.google.se/maps?q=isla+perejil

Or even the dispute regarding Gibraltar with Britain.

[henriquemaia]

Or the disputed border with Portugal at Olivença/Olivenza.

https://en.m.wikipedia.org/wiki/Olivenza