The Seoul Metropolitan Government on Thursday unveiled a set of plans to overhaul a portion of Seoul city’s eight-lane highway, Olympicdaero, with a public park that covers a subterranean roadway by 2027. This proposal is part of a wider project to make the city more pedestrian-friendly. Currently, it is difficult to access Banpo Hangang Park on foot because it is blocked by Olympicdaero. People have to use a p.