Peter McNaught, the operations director for the London Underground, expressed optimism about the escalator experiment. “It seems to be working better,” said Kieron Racher, a member of the Special Requirements Team for the London Underground. Cars still drive on the left, and signs still instruct you to walk on the left. PhotoLONDON — Perhaps it is all the tourists — 18.6 million international visitors to London last year, a record. A three-week trial at Holborn last year found that standing on both sides of the escalator reduced congestion about 30 percent.

Source: New York Times June 13, 2016 00:22 UTC