A number of passengers were delayed as new arrivals at the departure gates were prevented from entering the building. Planes continued to operate as normal throughout the incident.

It is cavernous enough to hold 50 soccer fields, cost $8.6 billion to build and is designed to handle 30 million people a year. It is the nearly completed Terminal 5 at Heathrow International Airport ...

It's the best-connected airport in the world, linking to over 230 destinations in nearly 90 countries. So it should come as no surprise that Heathrow Airport also features one of the world's most ...