A celebration taking place from 10 a.m. to 2 p.m., Saturday, April 9, includes salsa music, a wildflower display, an ice cream truck with solar-made ice cream, a workshop for salsa-making that includes recipes and heirloom plants and a workshop for making greeting cards with a historic photographic process. $15 each workshop. $2 suggested donation to visit the museum. Call to register and for more information.