Aug. 26, 2021 – Over the years, we have seen former quarry operations become many things. But an urban campground is a new one. For years, the Dumbarton Quarry in Fremont, Calif., was a giant hole in the ground, a 320-ft.-deep gravel pit that produced rock used for half a century to build up San Francisco and Oakland’s airports, freeways, bridges and other building projects. But now the former industrial site on San Francisco Bay’s waterfront will create family memories and a love of the outdoors. After 14 years of planning, negotiations and construction to fill the massive hole in the ground, the East Bay Regional Park District is about to open a campground replacing the former quarry with picnic areas, a playground, 200-seat amphitheater, restrooms, showers and trails. Read about it here.