Make Music Madison, an annual day-long citywide, free, outdoor music festival held on the Summer Solstice, is this Saturday, June 21. Back for its second year, the festival will include 380 free public concerts across the city. Powered by Madison start-up Solstice, Make Music Madison will include all types of genres, ethnicities, and styles of music, both amateur and professional musicians, and will occur in various public and private spaces throughout the city.