Feed the culture vulture within at Museum of Pharmacy and Medicinal Plants. See if there are any guided tours or ask a museum employee to direct you to a few collection highlights.
You'll soon learn why this Ixelles museum is visited by many travelers. If you're looking for other things to see here, La Grand Place, Atomium, and NATO Headquarters are in the area as well. They won't take you very long to get to from Museum of Pharmacy and Medicinal Plants.