Parade held to celebrate 150th anniv. of 1st tram line's inauguration in Brussels

People watch a horse tram during a tram parade in Brussels, Belgium, on May 1, 2019. A big parade of trams was held along Royal Road in Brussels on Wednesday to celebrate the 150th anniversary of the first tram line's inauguration in Brussels. Nearly 40 trams, from old horse trams to modern trams, took part in the parade. (Xinhua/Zhang Cheng)