The five major ocean gyres. A gyre in oceanography is any large system of circulating ocean currents, particularly those involved with large wind movements. Gyres are caused by the Coriolis effect; planetary vorticity along with horizontal and vertical friction, determine the circulation patterns from the wind curl (torque).
Velogames Fantasy Cycling has been providing fantasy cycling contests since 1997. The centrepiece event is the Velogames Fantasy Tour de France, which attracted almost 40,000 teams in 2015.
Tour de france 2012. Running from Saturday June 30th to Sunday July 22th 2012, the 99th Tour de France will be made up of 1 prologue and 20 stages and will cover a total distance of 3,497 kilometres.