Passengers will find almost every possible facility on the 5 square mile site of London Heathrow Airport. Each individual terminal functions as a small shopping centre, and also offers services for business travellers and families. Some of the amenities on offer include:

Free wi-fi internet access in all five terminal buildings
Five exclusive lounges featuring showers, relaxation rooms, wellness spas, and newspapers and magazines
Currency exchange in all terminals provided by Travelex, as well as Travelex ATMs
Eight meeting rooms and private workstations in the Regus Lounge
Children's play areas in terminals 2,4 and 5, family lounges and baby changing facilities in all terminal buildings
Dining options of all varieties, including popular high street cafe chains, upmarket bistros, traditional pubs, and shops selling prepared snacks
Luxury shops selling watches, sunglasses and apparel
Places to shop for essentials like medicines, newspapers, books and cosmetics