A family run holiday park on the Roseland Peninsula prepares for a busy summer season. At Watergate Bay, aspiring surfers compete in the Under-21 Championships, while a pioneering beaver reintroduction at the Trewithen Estate is restoring wildlife habitats. On the Camel Estuary, sustainable mussel farming supports Cornwall's seafood reputation, and on Polzeath Beach, a striking sand artwork celebrates the county's creativity before the tide washes it away