Orienteering competitions use specially prepared orienteering maps. Ski orienteering is an orienteering discipline recognized by the International Orienteering Federation. By 2010, 71 national orienteering federations were member societies of the International Orienteering Federation. It is one of the four orienteering disciplines recognized by the International Orienteering Federation. Geocaching shares many aspects with benchmarking, trigpointing, orienteering, treasure-hunting, letterboxing, waymarking and Munzee. Trail riding can include other activities, such as camping, hunting, fishing, orienteering and backpacking. It organised sports activities, especially cross-country skiing, shooting, orienteering and Finnish baseball. There are facilities for sports including football, golf, running, cycling, horse-riding and orienteering. Letterboxing is an outdoor hobby that combines elements of orienteering, art, and puzzle solving. An orienteering map is a map specially prepared for use in orienteering competitions. Variations of the sport popular in New Zealand include bicycle orienteering, ski orienteering, and rogaines. Pub Golf involves orienteering and pub crawling together. It is an amateur sport that combines the skills of orienteering and radio direction finding. Fox Oring is a variation of the sport that requires more orienteering skills.