Walk Choose the walk that best suits your needs, and start fundraising for Family Fund today. Thames Bridge Trek - Saturday 12 September - Putney Bridge, London Sign up today to take part in a fantastic trek zig-zagging over the array of historic bridges in London. From Putney Bridge to Tower Bridge and everywhere in between, take the capital in your stride and join #TeamFamilyFund today. Trekfest - Saturday 19 September - Brecon Beacons National Park With 25km and 50km routes to choose from, whether you walk, jog, or even run you’ll be challenging yourself in one of the UK’s most beautiful national parks – the Brecon Beacons, South Wales. Full of incredible scenery, rolling countryside and impressive mountains, the Brecon Beacons National Park is stunning, but expect some challenging terrain! Sign up solo or as a team with friends, family or colleagues – the team spirit will be flying high, so join us for our ultimate UK trek in 2020!