This undated postcard has the following text on the back:

The Thompson Hill Information Center and Rest Area is located at the junction of I-35 and US 2 on a 28 acre site overlooking the St. Louis River Valley and the Duluth-Superior metropolitan area. The Information Center is open 24 hours a day, seven days a week, with tourist and travel information and road condition reports available during the day as a service of the Minnesota Highway Department.