Even as I stood amid the morning rush at the Prado’s entrance, scanning a floor plan with the nearly 120 galleries I would navigate, I never expected I’d be in the museum for seven hours. In fact, I envisioned myself home by 2 p.m., enjoying some leftover albondigas(meatballs) and a siesta before making the school run to fetch my kids at 4 p.m. – The New York Times