Mounted_Orienteering

See also:

Mercia TREC Club - English club that practices TREC, a competition that is a combination of orienteering on horseback, and maintaining set speeds (normally trot or walk).
Michigan Competitive Mounted Orienteering - Sport, membership, and ride information.
National Association of Competitive Mounted Orienteering - A non-profit organization offering information on the objectives of the sport, membership, ride calendar, ride results, chatroom, newsletters, and links.
TREC UK - Information about the sport of TREC, which includes mounted orienteering, and discussion forum.