Watch soap2day. As King Charles III is crowned, Katty Kay sets out to discover what he could learn from Europe’s royal families. They face many of the same challenges as Charles: how to modernise, how to steer clear of politics and how to heal very public family rifts. So how do they handle them – and what’s the point of a monarchy in a 21st century democracy? Travelling from Denmark to Albania, she meets Europe’s modern royals.