Europe is a continent and there are many countries on that continent so when you are planning a vacation to Europe make sure that you take the time to make an itinerary of all the countries that you want to visit while on vacation. You also need to decide just what you want to see in the countries that you choose to visit. There are various museums, historical landmarks, castles, shopping, art centers, theaters, etc. You want to make sure that you do not miss something on your vacation that you wanted to see. Before you make your itinerary go online and check out the sites to see in Europe and know how many days you have to stay there.