My wife and I just got off our first Viking River Cruise in Nuremberg from Budapest. Just want to preface this with the cost paid months in advance was about $5000 per person, 10M a couple.
We flew on our own to Budapest 3 days in advance to see the city ourselves. It was a great city with lots to see. The hop on hop off bus was less that $70 dollars for two days. (I mention this as we received ...