Once inside, head straight to the Crown Jewels, as this is where you will wait the longest. You are not allowed to stay there for more than an hour and everything is organized so that you can move forward continuously: you will find that the Crown Jewels are observed from a conveyor belt, so that you can leave room for others.
If you speak English, we highly recommend the Yeoman Warder tours which will allow you to take advantage of historical and very interesting details. However, avoid this guided tour with children who are too small, as this could be laborious.
Finally, the last essential (beyond the torture room …), the crows will impress you with their behavior and size. You will no doubt come across one who will beg for food or tell you about his life.