Delta Air Lines, Inc. often referred to simply as Delta, is a major United States airline, founded in May 30, 1924; 94 years ago as Huff Daland Dusters in Macon, Georgia with its headquarters and largest hub at Hartsfield–Jackson Atlanta International Airport in Atlanta, Georgia. The airline, along with its subsidiaries and regional affiliates, operates over 5,400 flights daily and serves an extensive domestic and international network that includes 319 destinations in 54 countries on six continents, as of October 2016. Delta is one of the four founding members of the SkyTeam airline alliance, and operates joint ventures with Aeroméxico, Air France-KLM, Alitalia, Korean Air, Virgin Atlantic, Virgin Australia, and Westjet. On August 5, 2008, Delta announced it would be installing the Aircel mobile broadband network, Gogo, which enables customers traveling with Wi-Fi enabled devices, such as laptops, smartphones, and tablets, to access the Internet for a fee. In the spring of 2010, Delta installed the Panasonic eFX AVOD system in Economy on six 767-300ERs that are used on routes that are 12 hours or longer.In 2013, Delta Air Lines was the world’s largest airline in terms of scheduled passengers carried (120.6 million), and the second-largest in terms of both revenue passenger-kilometers flown and capacity.