Sunday began with a slow start and a lazy morning. We needed some extra snoozing to recover from lack of sleep on the train. This might seem strange given we'd just spent three days doing nothing more energetic than looking at the view but we were weary so went with what our bodies told us. Once we were refreshed we decided to head into the city centre to check out the bus and subway routes and systems. Public transport is very reasonable. You buy tokens for $3 ...