Summer Concerts in the Park! When Summer in San Diego rolls around, it’s time to head to our local parks for a FREE summer concert! Pack a picnic, grab your family and friends and get ready to boogie the night away. Enjoy a variety of music from jazz to swing, latin to blues. A few of our favorites: Carlsbad TGIF Concerts in the Parks will offer nine concerts in four beautiful parks. Del Mar Summer Twilight Concerts are at Powerhouse Park. Enjoy the music, a stunning ocean view and beautiful sunsets. Balboa Park Twilight in the Park Summer Concerts. Live music under the stars on the stage of the majestic Spreckels Organ Pavilion. Sit back and relax, or kick up your heels to some wonderful tunes this summer at our concerts in the park!