More sport
The rest of the shelf
TennisClay, chalk and a long rally.
AthleticsA line, and who reaches it.
ClimbingRock, chalk, no rope.
GymIron that does not negotiate.
FootballGrass, floodlight, ninety minutes.
BasketballCourt, hardwood, hang time.
CricketRed ball under white light.
F1Two hours of held breath.