Berklee is one of the most prestigious music schools in the country, with famous alumni like John Mayer. This summer, at basically every major juncture in Boston there is a Berklee musician scheduled to perform. From downtown’s Prudential Center to Cambridge’s Kendall Square to the ICA and even Spectacle Island in Boston Harbor, you can hear up-and-coming artists and bands performing everything from Latin to blues to jazz to acoustic guitar. Most performances are free, so make sure to look at the website for times and locations.