Seeing & Doing Ease in gently with a stroll along Tjuvholmen (‘Thief Island’) and Aker Brygge, the city’s new urban waterside development. Back in the 1800s, this was a den for drug-dealers and delinquents; today, it boasts quirky cafes and bars, colourful street performers and a jetty moored with millionaires’ speedboats. For hip boutiques, designer stores, vintage…