Stroll through Cinquantenaire Park, which has beautiful gardens and impressive military monuments, while also offering access to the free museum on certain days.
A short Metro ride or a 30-minute walk from Royal Palace.
Free (only on specific days for museums), 1.5 hours
Walk along the chocolate shops in the city, like those in Rue des Bouchers, and marvel at the amazing window displays, a must-see for any chocolate lover.