Outside 'Steam' at Swindon.
Gainsborough Central.
Both correct ... that astonishingly wide footbridge at Gainsborough Central, installed when the train service there was just three trains each way per
week, confirming that such improvements can be made and are best made in conjunction with other local improvements (such as a better service!) to take full benefit from the resource already there, and the expenditure that's brought it more up to scratch.
Thank you for all your inputs and interest to the September quiz. Later tomorrow I will be back to ...

... and I'll give you the answer - Melksham!