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WATCH THE GAP Sign Of Grey Letters On Yellow Background In The Subway, Shot In Close-up In Metro Station Stock Photo, Picture And Royalty Free Image. Image 90494453.
![Watch the gap is a visual warning for passengers to mind the spatial gap between the train platform and the train car door entrance, USA Stock Photo - Alamy Watch the gap is a visual warning for passengers to mind the spatial gap between the train platform and the train car door entrance, USA Stock Photo - Alamy](https://c8.alamy.com/comp/S3JJ23/watch-the-gap-is-a-visual-warning-for-passengers-to-mind-the-spatial-gap-between-the-train-platform-and-the-train-car-door-entrance-usa-S3JJ23.jpg)
Watch the gap is a visual warning for passengers to mind the spatial gap between the train platform and the train car door entrance, USA Stock Photo - Alamy
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