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.
Quick Answer. The Tour de France is a bicycle race that started in 1903. Riders compete for 21 days, and the race route and distance vary from year to year. The 2014 race had a total distance of 3,664 kilometers (or 2,276 miles), and it started in England and ended in Paris. Continue Reading.