âOnce Aboard, We Noticed Some Groups of People Sticking Togetherâ A ride on the Circle Line, picking out produce and more reader tales of New York City in this weekâs Metropolitan Diary. May 2, 2021, 3:00 a.m. ET Image Dear Diary: Some years ago, my wife and I drove down from Connecticut to take the Circle Line around Manhattan. Once aboard, we noticed some groups of people sticking together. We learned that they were engineers from other countries who had come to the United States to study the traffic patterns in large cities here. Approaching one nattily dressed, well-groomed member of the group, I bent forward slightly at the waist and began to speak to him in a halting tone.