Pool swimming in : Learn-to-swim state programmes

World Aquatics (formerly FINA, founded 1908) still writes the competition rulebook, but most pool hours are not racing: fitness laps, school lessons and municipal recreation. The same 25-metre basin can hold a masters set at 06:00 and a learn-to-swim class at 16:00. This atlas treats the pool as infrastructure — access, etiquette, coaching lineages and the gap between a public bath and a FINA-standard 50-metre hall — not as a race preview. Open-water and competitive chapters sit beside it.

Municipal and club pools publish lane books before open-water leaps. Red Cross / federation lessons gate beginners — a dive card is not a pool pass. Indoor 25 m is year-round; outdoor seasons follow local climate. Pool swimming mapped for mechanisms, locale notes and limits. Pool swimming sits in the swim atlas — mechanisms, locale notes and limits, not slogans.

Adoption and meaning follow coastal and inland water sites as much as peak specs. coastguard and training-agency norms. Not a certifying agency, medical advice, or dive briefing. Editorial scores help browsing; they are not certificates. Links, glossary and adjacent themes around Pool swimming.