Pick up a few good deals, buy a souvenir or savor some regional fare at Leuven Christmas Market. This busy place will help you get a true flavor of the local community and culture.
You'll be spoiled for sightseeing choice in Leuven. Leuven Christmas Market is an ideal place to begin here, but there are loads of other worthwhile attractions to visit. KU Leuven, UZ Leuven Gasthuisberg Campus, and Leuven Town Hall are not far from the community marketplace and will round out your day nicely.