Here are some useful links – if you have any suggestions let us know!

Cardiff International Pool: http://www.leisurecentre.com/cardiff-international-pool
http://www.britishswimming.org/clubs/
Swim Wales: http://www.swimwales.org/
Swim Wales Masters: http://www.welshasa.co.uk/rr_masters.asp
Swim England https://www.swimming.org/swimengland/
GB Masters: http://www.swimming.org/britishswimming/masters
GB Decathlon:  https://www.swimmingresults.org/mastersdata/decathlon/
GB Masters Records: http://www.swimming.org/britishswimming/masters/british-masters-swimming-records/
World Masters Records: http://www.fina.org/project/index.php?option=com_content&task=view&id=708&Itemid=332