Location. 1  The current marker at the exact Four Corners point, placed in 1992. 2  The evolution of the borders that make up Four Corners, beginning in 1850. 3  The borders that make up Four Corners, along with the year each border was officially surveyed and marked.
User experience. User experience (UX) refers to a person's emotions and attitudes about using a particular product, system or service. It includes the practical, experiential, affective, meaningful and valuable aspects of humanâcomputer interaction and product ownership.
User experience design most frequently defines a sequence of interactions between a user (individual person) and a system, virtual or physical, designed to meet or support user needs and goals, primarily, while also satisfying systems requirements and organizational objectives.