Town Name Graph (IMAGE) Princeton University Caption The average elevation of the 1,960 towns examined was 12,500 feet (3,810 meters) above sea level and only 23 percent had a Han Chinese name. The number of Tibetan town names (dotted line) does not drop off until 17,000 feet (5,200 meters) above sea level after peaking at 14,760 feet (4,500 meters) (vertical red line). Credit Image courtesy of Christopher Paik Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.