Popes College has a vibrant campus that many tourists enjoy visiting. Call ahead to ask about tours and opening times.
You'll have no end of sightseeing choices when staying in Leuven. Pope's College is an ideal place to begin here, but there are loads of other worthy spots to discover. KU Leuven, UZ Leuven Gasthuisberg Campus, and Leuven Town Hall are close to the modern university and will top off your day nicely.