… Educational Resources (PIER) **Upcoming 2005: July 6-14, 2005 Tracing the Andes: The Heights and Chasms of Andean … (Wednesday, July 6 ˆ Thursday, July 13, 2005) is open to K-12 , college and university educators, administrators, … and Bolivia, is prominently featured. At an altitude of 12,500 feet, it is said to be the highest navigable lake in …