How to use tourism to increase knowledge?

You are right, traveling is a good opportunity to increase your experience and knowledge. Having a plan and purpose means you want to know which place or aspect you want to know, and choose the corresponding travel route. If you want to increase your knowledge of history and humanity, you can focus on attractions such as ancient cities, former residences, and museums. If you want to learn about folk customs and regional culture, you have to go to the corresponding places. You can also intersperse natural beauty into the route to gain benefits in two ways. Having a good tour guide or companion will also help you learn more.