AMP: 42 Location: Main St and MT-41, Twin Bridges Reassurance shield at the beginning of Montana 287. Montana 287 has kind of a weird history- it first came into effect in about 1960 along the alignment of US 287. In 1962, the current stretch of 287 north of Ennis was designated as 287A and this … Continue reading Montana Highway 287, MT-41 to S-357