Poland: Poland packs in a lot of natural beauty and thousands of years of history. Enough to be explored in the castles and fortresses, churches and synagogues, World War II monuments and Holocaust museums. Places like Krakow, Gdnask, Warsaw are a must on your itinerary. Not to be missed, on the outskirts of Krakow is the legendary Wieliczka Salt Mine, the oldest salt mines in Europe. With 1 Polish Zloty (PLN) = Rs 17 (approx), Poland might be a good bet for your next holiday!