The Four Corners Monument marks the only quadripoint of state borders in the United States. Here, the states of Colorado, Arizona, Utah, and New Mexico meet at one single point. For most people, this is a cool spot. For others, it is one shrouded in conspiracy. See, it is alleged that the monument is actually 2.5 miles away from the actual quadripoint. Because of this … [Read more...] about Historic Building of the Week: 2 Union St.