Museo Reina Sofia

Thai small plates near Atocha in Madrid, a change from the usual tapas.

Hotel near the Prado with cots, an indoor pool open year-round and a spa.

Madrid's great art museum, with animals, costumes and odd scenes to find in the paintings; ages under 18 enter free.

A Madrid art museum with kid audio, a short route, lifts, loan strollers and a feeding and changing room; ages under 18 enter free.

A Madrid museum in an old iron station, with locomotives and carriages to get up close to.

Hotel by the Retiro with a 30-square-meter Familiar Room for four with bunk beds, and cots available.