Round-Up
The round-up is a 50 year tradition of the Nine Quarter Circle Ranch. For the rider, it's a time to remind the horse who's on top - for the horse, it's time to remind the rider they've got to earn the right to be there. 30 mins.

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1. \Round"-up`\, n.
   1. A rounding up, or upward curvature or convexity, as in the
      deck of a vessel.
   2. A gathering in of scattered persons or things; as, s
      round-up of criminals. [Colloq., U. S.]
   

2. \Round"-up`\, n.
   The act of collecting or gathering together scattered cattle
   by riding around them and driving them in. [Western U.S.]