Outdoor swimming

Berneray beach
Berneray, North Uist

Swim: Easy to moderate. A remote, white sand beach with fre visitors. Ideal for skinny dipping. Photograph: Dominick Tyler/Freelance

Blue Lagoon
Abereiddy, Pembrokeshire

Swim: Easy, popular with families Photograph: Dominick Tyler/Freelance

Figheldean
Wiltshire

Swim: Easy to moderate. A shallow pool that offers good swimming for children Photograph: Dominick Tyler/Freelance

Burgh Island
Bigbury on Sea, Devon

Swim: Advanced. This 1.5km swim around an island takes swimmers past dramatic cliffs and unseen coves Photograph: Dominick Tyler/Freelance

Fairy Pools
Glen Brittle, Skye

Swim: Moderate. Requires some clambering in and out Photograph: Dominick Tyler/Freelance

Lumb Falls
Near Hebden Bridge, West Yorkshire

Swim: Easy, but some scrambling is required to get to the falls Photograph: Dominick Tyler/Freelance

Newnham Riverbank Club
Cambridge and the Cam

Swim: Moderate. A historic 2km stretch of the Cam, great for picnics, dips or a longer swim Photograph: Dominick Tyler/Freelance

Porthtowan tidal pool
Cornwall

Swim: Easy. Wild and exhilarating Photograph: Dominick Tyler/Freelance

Llyn Idwal
Snowdonia, Gwynedd

Swim: Easy. A good lake for walkers, climbers and families Photograph: Dominick Tyler/Freelance

Peninnis Head
St Mary's, Isles of Scilly

Swim: Moderate. You need to climb to get into this pool, and jump in and climb out once you're there Photograph: Dominick Tyler/Freelance