Insight, context and colour. Today, the barbs fly as Greece seems to be stumbling towards default; ambitious plans for a new trans-continental railway in South America -- but who stands to benefit and who will lose out? The migrants living on boulders on Italy's shoreline just along the coast from the glittering French Riviera; dissatisfaction among Estonia's Russian minority as relations between Russia and the West become colder and our correspondent makes a discovery in war-ravaged Gaza City -- the very best ice cream he's ever tasted!