Where on Earth this week is the small beachside town of Isla Negra, 80km south of Valparaiso in Chile. This is one of three houses that Chilean poet and diplomat Pablo Neruda maintained in his home country. Up the road in Valpo, La Sebastiana cascades down the rugged hills of the port town, and further south in Santiago, La Chascona is a suitably bohemian and rambling abode in the arty suburb of Bellavista. And which of the three homes was reputedly Neruda’s favourite? Casa de Isla Negra of course…