In Oslo, we had time on hand and no clue on where we wanted to head to, or when. Which is how, walking around one evening, we found ourselves, quite by chance, in front of Oslo Central Railway Station. After a bit of discussion, we figured Stockholm was the prime next destination, and bought our rail tickets for the next day. I know there are various modes of transport between these two cities. A direct flight takes about an hour, but that isn’t as much fun. Besides, getting ready and heading to the airport a couple of hours before the actual flight can be a drag, especially when you know…