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.
If you are in North or South America there are 38, but if you're anywhere else, there are 37. They run from 0 to 36 inclusive, but in America there is the inclusion of the double zero, which we'll get to later. Interestingly, all the numbers on a roulette wheel add up to 666, leading to the nickname The Devil's Game.