Take a high-speed train from Barcelona and discover Madrid in a day. Begin your visit at the Prado Museum, home to masterpieces by Velazquez, Goya, and Bosch. Then, wander through Barrios de las Letras, the historic Literary Quarter once home to famed writers like Miguel de Cervantes and Lope de Vega. Conclude your journey by exploring Madrid de los Austrias, the Old Town, filled with rich cultural and architectural heritage.