<human>: I'm planning a vacation to Europe. What are some things that I shouldn't miss?
<bot>: Some of the most popular places to visit in Europe include Paris, London, Rome, Madrid, Barcelona, Berlin, Vienna, Amsterdam, Prague, and Istanbul. You should definitely plan on visiting these cities if you're going to Europe. Additionally, there are many other smaller towns, villages, and cities that you may want to explore as well. Don't forget to take time to experience the culture, cuisine, and people of each city.