History of Northwich were looking for coal, but instead discovered rock salt, in the grounds of the family home, Marbury Hall, to the north of Northwich. Soon salt mining started again. This mining area is now known as Dairy House Meadow. By 1732 the River Weaver was improved from Frodsham Bridge to Winsford Bridge and eventually allowed vessels up to to travel up to Northwich Bridge. This allowed salt to be transported by boat rather than cart. The Trent and Mersey Canal, opened in 1775, passed to the north of Northwich because of objections from the trustees of the Weaver Navigation. However, the
California State Mining and Mineral Museum tunnel is a trip back through time, focusing on the lives of miners working in California's hard rock mines during the later part of the Gold Rush. It allows visitors to experience first-hand what it felt like to spend the day working inside a dark, cool and damp underground chamber, excavated from solid rock and shored up with timbers. A visit to the California State Mining and Mineral Museum offers the visitor the chance to explore the wealth of the Mother Lode, view minerals and gems from around the world, and to experience a little bit of California's mining history