Association of British Riding Schools (ABRS) - http://www.abrs-info.org/

Riding for the Disabled Association (RDA) - http://www.riding-for-disabled.org.uk/

Endurance Horse and Pony - http://www.ehps.org.uk/

Classical Riding Club - http://www.classicalriding.co.uk/

The Friesian Horse Society - http://www.friesianhorsesociety.com/

The Riding Club, London - http://www.ridinglondon.com/

Ham House - http://www.nationaltrust.org.uk/

Ham Polo Club - http://www.hampoloclub.com/

The Dysart Arms - http://www.thedysartarms.co.uk/

Horse & Rider - http://www.horseandrideruk.com/

Natural Horsemanship Magazine - http://www.horseandrideruk.com/

Horsey Talk - http://www.horseytalk.net/