Isabella Stewart Gardner Museum 10:00 AM
If you’ve ever tried corralling kids through a museum on a regular weekend, you know the drill: lines, crowds, and the nagging sense that you’re paying for a field trip that might last 20 minutes. Boston Family Days flips that script. With a free Program Pass, families get access to nine of the city’s most beloved cultural spots—no wallet gymnastics required. The real win here is the chance to sample places you might not usually visit, all in a low-pressure, family-friendly setting. Maybe you’ll finally check out that gallery you’ve walked past a hundred times, or discover a new favorite spot for rainy Sundays. The event runs on select Sundays, so you can actually plan ahead (imagine that). It’s a rare excuse to play tourist in your own city, and a solid reminder that Boston’s best stuff isn’t just for out-of-towners.