RIGA, LATVIA – APRIL 28, 2018: 2018 Moto Season Opening Event. A close-up of the most interesting details and attributes of motorcycles parked at the parade. active, april, bike, biker, caucasian, chopper, cruise, drive, driver, eastern, europe, festival, freedom, friends, fun, group, helmet, holiday, ilustrative, journey, lifestyle, many, men, moto, motorbike, motorcycle, motorcyclist, motorcyclists, mud, open, outdoor, people, ride, rider, season, show, speed, street, sunny, team