WOrienteeringWAmateur radio direction findingWCanoe orienteeringWControl point (orienteering)WControl point (orienteering)WCourse (orienteering)WEncirclementWFell runningWFoot orienteeringWHand compassWIce Age TrailWInternational Orienteering FederationWInternational Rogaining FederationWOrienteering mapWMountain bike orienteeringWNorth American Orienteering ChampionshipsWRandonauticaWRogainingWSalient (military)WSki orienteeringWThumb compassWTrail orienteeringWOrienteeringWWorld Rogaining Championships