O2 (UK) Telefónica O2 had a long-standing relationship with Arsenal F.C., being their shirt sponsor until the end of the 2005/2006 season. In 2005, a three-year deal was signed that saw Telefónica O2 become the team's exclusive mobile communications partner. O2 were the main sponsor of the Channel 4 reality TV show "Big Brother" from its second series (as BT Cellnet) in 2001 until its fourth series in 2003. They also sponsored the spin-off shows "Celebrity Big Brother 2" in 2002 and "" in 2003. In total O2 sponsored five series of the show. O2 sponsored music festivals, the Wireless Festivals, from
The Travel Corporation 2015 Ashford Castle, Cong, Ireland was voted world's best hotel by Virtuoso Travel Week and third best world hotel in July 2015 by Travel + Leisure magazine, US. In addition to tour packages, The Travel Corporation owns and operates transportation services in various locations. Transportation brands include: AAT Kings and Atlas Reizen (based in The Netherlands). The Travel Corporation also offers river cruising packages through Uniworld. Uniworld operates river cruises across Europe, Asia and the Middle East on a number of rivers including the Rhine, Main, Danube, and the Seine River. In South Africa, the Group is the largest shareholder