Last Wednesday Flamengo of Brazil climbed 3, 800 metres into the Andes to face Bolivia's Real Potosi.

BBC: Tim Vickery column

Indeed, The Strongest and Real Potosi have lost all of their away matches.

BBC: Tim Vickery column

Together, Bolivar, The Strongest and Real Potosi have played 40 home games, recording 25 wins, nine draws and six defeats, scoring 78 and conceding 41.

BBC: Tim Vickery column

Earlier in 2007, Brazilian club Flamengo said they would not play again at altitude after several of their players needed oxygen during a game against Bolivian team Real Potosi, held at nearly 4, 000m (13, 120ft).

BBC: Fifa bans high-altitude football