Golden Gate Fields | KALW

Golden Gate Fields

Rennett Stowe/Flickr

On this edition of Your Call, we’ll discuss why 30 horses have died at the Santa Anita racetrack in Southern California since last December.

All week long we've been playing you a sound, and asking you to guess what exactly it is and where exactly in the Bay Area we recorded it.

This auditory guessing game is part of our new project, Audiograph, a crowd-sourced collaborative radio project mapping the sonic signature of each of the Bay Area’s nine counties. By using the sounds of voices, nature, industry, and music, Audiograph tells the story of where you live, and the people who live there with you.

Every Thursday, Audiograph producer Julie Caine will reveal the origins of that week's sound on Crosscurrents, and here in weekly blog posts. Did you have time to listen? Read on or listen above for the answer...