Saturday 21st June – the longest day, ideal for an early-out late-back trip on one of the country’s newest rail services (albeit one with a bit of old-fashioned style and customer service) – and a revisit, after nearly 30 years, to London Transport’s fine revamped museum at Covent Garden.

Visit (Wrexham &) Shropshire and Covent Garden, on Geoff’s Rail Diaries, for a full account of an excellent trip