Alan Dawson's website - for up-to-date information about the Marilyns

TACit Tables - source of definitive lists of hills in Britain and Ireland

Statistical Topics in Hillwalking - home of the Database of British and Irish Hills

Ordnance Survey - Britain's national mapping agency

Multimap - excellent source of maps in digitised format

GPS Utility - GPS Software to download - even the free unregistered version is good

Garmin - GPS equipment manufacturers

UK Rec Walking Discussion Group - lively online discussion on walking related topics

RHB Discussion Group - for Marilyn bagging and other hill-walking related topics

Mountain Views - Hillwalking Resource for Ireland, with similar aims and features to this site

Paddy Dillon - Paddy Dillon's website

More links can be found on the The Mountains of England and Wales links page.