Few things in life are as purely wonderful as taking a vacation. What else is as fun and healthy, and makes you more productive? Vacations are all-around great for us, and that’s a good enough reason to start planning your next one right now.Of course, not all vacations are the same. If you want to make your next vacation the best one yet (and why wouldn’t you?), then you need to think about what makes the ideal trip. Here are the ingredients that add up to the perfect vacation.