Drive Time: 7-9 hours
From Calumet, head south on US-41. After crossing the bridge from Hancock to Houghton, keep right onto MI-26 south. Stay on MI-26 to Greenland turning right on MI-38 (Greenland Rd) to Ontonagon. The historic Adventure Mine will be on your left, follow the signs. A variety of tours are offered ranging from 45 minutes to several hours long. Allow for plenty of time for a visit to Adventure Mine, they also offer free access to hiking and mountain biking trails.