Building within a geothermal field at a historic site By Phil Root The Michigan State Capitol opened in 1879 in Lansing. As with historic structures, it has undergone multiple restorations. Following an exterior restoration in 1992, it was named a National Historic Landmark and welcomes more than 115,000 visitors annually. After the 1992 restoration, protection of newly renovated spaces became a top priority, and state officials discussed adding a welcome center. After the exterior dome and stone façade restoration in 2015, a $70-million infrastructure project was approved to repair failing systems. Work included electrical, mechanical, plumbing, fire suppression/alarm and building … Read more