Prior to visiting Barcelona for my first time this year, I had no idea who Antoni Gaudi was. But after spending a few days in Barcelona visiting architectural sites, it's pretty clear what a revolutionary architect he was. Park Güell in Barcelona Park Güell Antonia Guadi was a Catalan architect whose various works in Spain have become extremely important, and draw huge crowds of tourists each day. While not entirely appreciated when he was alive, several of his works have now been classified as Unesco World Heritage Sites and he is one of Spain's most revered architects. The first of his creations ...