Discover some of spains most beautiful cities including valencia zaragoza and barcelona in 4 days from madrid on a sightseeing tour of valencia see the city of arts and sciences ciudad de las artes y de las ciencias as well as other top attractions in barcelona visit the park of montjuic and admire views of the olympic ring and the old gothic quarter during your free time dont miss gauds masterpieces such as la sagrada familia and park gell as an added bonus youll stop in the fa