Watch HDToday. With 66 million passengers coming through it each year, Roissy-Charles-De-Gaulle airport is Europe's second largest and busiest hub. Every day, up to 1800 aircraft land and take off in record time. This film provides a fascinating glimpse into how Roissy-Charles-De-Gaulle airport is able to welcome over 230,000 passengers a day with as little turbulence as possible.