'No Pants Subway Ride' , '地鐵無褲日'

People take part in the 'No Pants Subway Ride' in Vienna, Austria, Jan. 10, 2016. The 'No Pants Subway Ride' is an annual event that has become a global celebration of bare thighs.
January 11, 2016
http://www.voanews.com/media/photogallery/january-11-2016-day-in-photos/3140241.html
地鐵無褲日全球60國民眾下半身好涼