One summer, a few years ago, a friend and I flew from New York to Iceland. After a jet lagged snooze, we ventured out into Reykjavik town centre around 10am on

One summer, a few years ago, a friend and I flew from New York to Iceland. After a jet lagged snooze, we ventured out into Reykjavik town centre around 10am on Saturday morning -- to find the streets completely deserted. Made sense later on, when we realised that seemingly everyone in town went out after midnight to party through the night. Boom years when the sun doesn't set...