Pictured: The best places to snorkel in Britain - including beautiful sealife in one of the 'UK's worst seaside towns'
A fascinating new guide to Britain's best snorkelling hotspots is diving deep beneath the waves to uncover the country's 'secret underwater world'.
A fascinating new guide to Britain's best snorkelling hotspots is diving deep beneath the waves to uncover the country's 'secret underwater world'.
