AMP: 29 Location: MT-47 and I-94, Yellowstone Cty Reassurance shield as Montana 47 begins. 47 is the best way to get from I-94 to I-90 eastbound and Wyoming. AMP: 14 Location: MT-47 and Dudis Dr, Big Horn Cty A few miles after we enter Big Horn County, we’re 14 miles from Hardin. AMP: 1 Location: MT-47 and I-90, … Continue reading Montana Highway 47, I-94 to I-90/I-90 Bus/US-87/US-212