These links are mostly to sites focused on Yorkshire and North Eastern orienteering, together with some other important ones.
CLUB SITES – (hover over the name to see the areas)
The Orienteering Foundation – The UK’s charity to promote innovation and to support people and projects in orienteering through fund-raising activities.
International Specification for Control Descriptions IOF control descriptions-2019
International Specification for Orienteering Maps ISOM_2017-2
International Specification for Sprint Orienteering Maps ISSOM 2007
World of O – international site
Nopesport – orienteering forum