Croatia’s northernmost coast is the Istria peninsula, the largest peninsula in the Adriatic sea. Naturally this was our first stop in Croatia after crossing the border from Slovenia. Because Istria’s largest city, Pula, stood out from the rest of Croatia with its ancient Roman ruins, I figured it would be a decent base to start, and from there we’d figure out where to go next. Although Croatia recently joined the EU in 2013, it didn’t feel like the rest of the EU at all.  The different currency (Croatian Kuna, or KN) didn’t help either.  Most importantly, the more developed EU countries such…