The BBC4TV Timeshift strand of documentaries showed a lovely film about the history of English seaside holidays…
https://www.bbc.co.uk/iplayer/episode/m000l9vf/timeshift-series-2-the-great-british-seaside-holiday
There was also a programme about Seaside holiday themed TV, and an episode of the classic TV comedy Hi-di-Hi.
Also, a repeat of Richard E Grant’s two-parter about the South-of-France. Terrific.
I’ve written about the seaside, here