Bright, colorful mustard fields frame Cerro San Luis Obispo on May 6. Volcanic activity formed the mountain more than 20 million years ago.
Bright, colorful mustard fields frame Cerro San Luis Obispo on May 6. Volcanic activity formed the mountain more than 20 million years ago. Laura Dickinson ldickinson@thetribunenews.com
Bright, colorful mustard fields frame Cerro San Luis Obispo on May 6. Volcanic activity formed the mountain more than 20 million years ago. Laura Dickinson ldickinson@thetribunenews.com