There’s something absurd about the faded glamour of British seaside towns, and nowhere is this absurdity more palpable than Blackpool, on the north-west coast of England. The town’s Victorian architecture – where, in the 1960s, you could watch the Beatles and the Rolling Stones within a single week – is still standing, albeit with faded paint and crumbling facades, but the holidaymakers have largely jetted off for sunnier shores, leaving behind chaotic stag parties,