What to do at Denver Airport:- Denver International Airport is one of the busiest airports in the country. With numerous shops, restaurants, and attractions, it can be hard to decide what to do when you have a layover or some extra time before your flight. Luckily, this guide provides you with a few ideas on how to make the most out of your time at Denver International Airport. From yoga classes and art exhibitions to dining options and shopping opportunities - there's something for everyone at Denver International Airport!