London Heathrow Airport is one of the busiest airports in the world, handling millions of passengers annually. While waiting for your next flight, there are plenty of Things To Do In London Heathrow Airport to make your layover more enjoyable. With a variety of shops, restaurants, lounges and attractions available, you can easily pass the time while exploring all that this airport has to offer. In this article, we will explore some of the top things you can do during your layover at London Heathrow Airport.