The Stern Grove Festival is back this year from June 16 to August 18 with highlights including Deltron 3030 with a live orchestra, Shuggie Otis, Geographer with Magik*Magik Quartet and yacht rock crooner Michael McDonald.

The free weekly concert series, a summertime staple for more than 70 years, draws more than 10,000 people to San Francisco each year, according to organizers.

The 2013 Schedule:

June 16

The Big Picnic Starring Michael McDonald and Boz Scaggs

June 23

Ramsey Lewis and Dee Dee Bridgewater

Quadron

June 30

Deltron 3030, featuring Dan the Automator, Del the Funky Homosapien and Kid Koala

July 7

San Francisco Symphony

July 14

Kronos Quartet

Geographer with Magik*Magik Quartet

Real Vocal String Quartet

July 21

Red Baraat and Fanfare Ciocărlia

July 28

San Francisco Ballet

Helgi Tomasson, Artistic Director

August 4

Shuggie Otis 
The Relatives

August 11

Pink Martini

La Santa Cecilia

August 18

San Francisco Opera