Black Diamond Mines Regional Preserve

The East Bay Regional Park District began acquiring land for Black Diamond Mines Regional Preserve in the early 1970s.

Black Diamond Mines Regional Preserve

BLACK DIAMOND MINES REGIONAL PRESERVE - 898 Photos & 199 Reviews - 5175 Somersville Rd, Antioch, California - Parks - Phone Number - Yelp

Photos from Black Diamond Mine Regional Preserve's new coal mine experience opens

Black Diamond Mines Regional Park - Sallie's Personal Website

10 Best Trail Running Trails in Black Diamond Mines Regional Preserve

BLACK DIAMOND MINES REGIONAL PRESERVE - 898 Photos & 199 Reviews - 5175 Somersville Rd, Antioch, California - Parks - Phone Number - Yelp

Black Diamond Mines Regional Preserve, Antioch, California Stock Photo - Alamy

File:Black Diamond Mines Regional Preserve - Rose Hill Cemetery - panoramio (2).jpg - Wikimedia Commons

Black Diamond Mines Regional Preserve: Old Homestead Loop - Save Mount Diablo

Black Diamond Mines Regional Preserve

File:California - Black Diamond Mines Regional Preserve - 20180707112530.jpg - Wikimedia Commons

Black Diamond Mines Regional Preserve – Hiking Yosemite and Beyond

Bay Area Hiker: Black Diamond Mines Regional Preserve

Happy weekend and happy trails everyone 🤗🥾 📍black diamond mines regional preserve , Antioch CA ! . . . . . . . . . #freshair…