Keep an eye out at Boulingrin Market — you're likely to uncover some treasure or funny trinket in one of its many stalls. After you've found the perfect gift, enjoy a meal from one of the nearby food vendors.
You'll have sightseeing choices galore in Reims City Centre. Boulingrin Market is an ideal place to begin here, but there are plenty of other interesting spots to appreciate. Notre-Dame de Reims, St. Remi Basilica, and Mars Gate are close to the community marketplace and will fill in your day nicely.