Highlights include fun Barcelona and the Mediterranean coast; Madrid and its world-famous Prado Museum and medieval center; lively Seville with its winding streets, massive cathedral and Moorish palaces of the Alcazar; traditional hilltop villages with whitewashed buildings; great beaches and a party atmosphere on Spain's southern coast; and Northern Spain's charming seaside villages and fabulous sights, like Santiago de Compostela and the Guggenheim Museum in Bilbao.