Dan Kitwood/Getty Images LONDON — In 2016, Transport for London, or TfL, ran a trial at Holborn Tube station to answer this question: Is it better to stand or walk on the escalator?

Transport for London (TfL) is trialling the new "standing only" rule for three weeks at Holborn Tube station in a bid to improve congestion and stop bottlenecks.

London Underground workers stand outside Holborn Station, that was temporarily closed following a fire alert, in central London Britain August 15, 2017. REUTERS/Hannah McKay ...

The abandoned Tube station haunted by an Egyptian Priestess The British Museum station first opened in 1900 and was on the opposite side of High Holborn Tube station (now Holborn station). Pre ...

On a cold November morning, a group of women—and a few men—gathered in front of Holborn tube station, in Central London. At 9 a.m. sharp, two of them linked arms with Samira Ahmed and walked ...

London's Holborn underground station reopens after evacuation By Reuters August 15, 20172:46 AM PDTUpdated August 15, 2017 ...

The abandoned Tube station haunted by an Egyptian Priestess The British Museum station first opened in 1900 and was on the opposite side of High Holborn Tube station (now Holborn station).

LONDON (Reuters) - London's Holborn underground station closed briefly on Tuesday after overheating equipment on a train filled a platform with smoke. The fire service said it had sent two fire ...