![London underground. Mind the gap sign, train in motion Photograph by Michal Bednarek - Fine Art America London underground. Mind the gap sign, train in motion Photograph by Michal Bednarek - Fine Art America](https://images.fineartamerica.com/images/artworkimages/mediumlarge/1/london-underground-mind-the-gap-sign-train-in-motion-michal-bednarek.jpg)
London underground. Mind the gap sign, train in motion Photograph by Michal Bednarek - Fine Art America
![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
![Captain America] Before they zipline onto Zola's train Farnsworth says "mind the gap", something posted on British railway platforms. The movie takes places in the 40s but that phrase originated in 1969. : Captain America] Before they zipline onto Zola's train Farnsworth says "mind the gap", something posted on British railway platforms. The movie takes places in the 40s but that phrase originated in 1969. :](https://preview.redd.it/ifm49k30qmn01.png?auto=webp&s=653ff929c0d466a80ceb86472ded2142390e9f0a)
Captain America] Before they zipline onto Zola's train Farnsworth says "mind the gap", something posted on British railway platforms. The movie takes places in the 40s but that phrase originated in 1969. :
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