Diablo foothills within the 2,600-acre (1,100 ha) Walnut Creek Open Space in Contra Costa County, California.

Ron White, previously with the National Park Service, was hired as Walnut Creek Open Space's first ranger and moved with his family to the property in 1978.

It serves as a visitor center for the Walnut Creek Open Space parks.

[2] Visitors can also see the original barns, blacksmith shop, windmill, antique tractors, and farm animals, including those raised by the Pleasant Hill 4-H.[2][4] A ranger station and ranger residence are also onsite.

This article about a property in Contra Costa County, California on the National Register of Historic Places is a stub.