Alternative Text Description for Figure 2.

Figure 2 shows the four routes taken and learned by the user during the proof of concept tests. The four buildings involved in the test were Old Main, Merrill Library, Ray B West, and Ag Sciences. Route 1 goes east from Old Main to Merrill Library. Route 2 goes west and then south from Merrill Library to Ray B West. Route 3 goes north, then east, and then north again from Ray B West to Ag Sciences. Route 4 goes south and then west from Ag Sciences to Old Main.