The Black Diamond Mines Regional Preserve in Antioch California is a fascinating destination that offers a glimpse into the area’s rich mining history. The preserve spans nearly 8,533 acres and includes remnants of the coal and sand mining operations that were active from the mid-19th century to in the early 20th century.

Key attractions include:
Greathouse Visitor Center: Located in an underground chamber, this center showcases displays, photographs, and artifacts from the mining eras.

Mine Tours: Various tours are available, such as the Coal Mine Experience and the Hazel Atlas Mine Tour, providing an immersive historical experience.

Hiking and Nature Study: The preserve is ideal for outdoor activities, with numerous trails and naturalist programs.

It’s a great spot for history buffs and nature enthusiasts alike!