Address: 608 Blair St, Keystone, SD 57751
Website: https://www.bigthundermine.com/big-thunder-coffee-cabin/
Hours: Sunday: 7AM-12PM, Monday: 7AM-12PM, Tuesday: 7AM-12PM, Wednesday: 7AM-12PM, Thursday: 7AM-12PM, Friday: 7AM-12PM, Saturday: 7AM-12PM
Rating: 4.2 stars (5 reviews)