It's been a point of contention for many many many years, but yes, it has roots in Spain as well. Many people take the stand these days that it originated parallel with many similarities, so as not to start fights, but I have seen most merit and evidence for the Marco Polo story. That's awesome Carlo :D I want to build one of them when I get a place of my own, with a BBQ pit next to it for the spit roaster ;)