If your trip to Sint-Pieters-Leeuw is all organized but your itinerary is a bit on the empty side, we can give you a helping hand.If your family and friends ask why you're heading here, just show them some images of Horta Museum and Church of Our Blessed Lady of the Sablon. These wonderful attractions will make sure you have an awesome trip.Plan a stop at Beersel Castle. It's one attraction you'll usually find on many travelers' to-do lists. Museum of Medicine and Gaasbeek Castle are also a stone's throw away and worth checking out.