For a fascinating history lesson, check out the crumbling ruins of Ruins of St. Pauls Cathedral and imagine how it must have looked in its heyday.
You'll soon see why this Macau once-important structure is visited by many travelers. If you're looking for more to see and do here, Senado Square, Macau Tower, and University of Macau are in this area too. They won't take very long to reach from Ruins of St. Paul's Cathedral.