Directions and Weather Directions, weather and travel information. Full Details Visitor information All visitors must have an appointment prior to arrival Full Details Sanford Underground Research Facility Overview The dedicated underground scientific research facility is located in Lead, South Dakota, at the former site of the Homestake Gold Mine. Learn more South Dakota Science and Technology Authority The SDSTA manages the Sanford Underground Research Facility. More about SDSTA Frequently Asked Questions Learn more about the Sanford Underground Research Facility in Lead, South Dakota Full Details Sanford Lab Homestake Visitor Center For tours, exhibits and visitor information about Sanford Lab, Homestake and Lead. Full Details The Davis Campus In 2012 the Davis Campus was dedicated as the deepest underground science facility in the United States. Full Details The Ross Shaft Reaching the 4850 Level is a major milestone that moves the team—and science—one step closer to a larger goal Full Details The Yates Shaft—primary access The Yates Shaft is the 5,000-foot life line that provides everything science needs to operate, including supplies, equipment and access to science experiments and underground infrastructure. Full Details Waste Water Treatment Plant Follow the journey of a water drop as it enters the underground then is pumped back to the surface for treatment. Full Details