People crossing the street in Lisbon on a sunny day during the youth conference

people crossing street lisbon sunny day youth conference urban pedestrians city crowd busy intersection traffic event portugal sunny weather cityscape sunny day street scene pedestrian crossing conference attendees lisbon streets urban life youth event city life lisbon cityscape crosswalk intersection view urban crowd sunny lisbon street crossing youth conference city event traffic scene pedestrian activity conference gathering urban scene street view cityscape perspective pedestrian crowd youth attendees