A lot of rock climbers got their start on the plastic mountain in an indoor climbing gym. This is an excellent way to condition yourself to climb outside. Indoor climbing can happen year-round, and gyms are also conducive to focused and intense training with hang boards, campus boards, and weights.
However, even if you're floating up 5.12s in the gym, you might find yourself taking on a 5.10 outside. Why? Climbing outside is a totally different sport. Therefore, to help climbers transition to climbing outside, we've provided a list of ten things we wished we knew before feeling like such a noob at the crag.