© 2025 KHSU
Donate
Play Live Radio
Next Up:
0:00
0:00
0:00 0:00
Available On Air Stations
KHSR 91.9 FM is experiencing technical difficulties at the broadcast tower. Our engineering team is assessing the situation. Livestreams are unaffected. Thank you for your patience.

The Mystery of the ‘East Bay Walls’

KQED
Published August 30, 2018 at 3:00 AM PDT

For more than a century, the stone walls scattered through the East Bay hills have proven a puzzle.

Copyright 2018 KQED
Regional Interests