There is only one institution of higher education in Miryang. This is the Miryang campus of Pusan National University. The Miryang campus primarily serves commuter students, drawn from Miryang as well as neighboring cities including Changwon, Gimhae, Masan, and Busan. It is located in northern Samnangjin-eup, near the city center. A branch campus, formerly the main campus, is located near downtown Miryang. These two campuses were merged into Pusan National University in 2006. Previously, they made up a separate university called Miryang National University, which traced its roots back to 1923. Miryang has been known for centuries for its scenery of mountains and valleys; the Yeongnamnu pavilion overlooking the Miryang River appears in numerous Joseon Dynasty writings. The northeastern corner of the city occupies a portion of the Yeongnam Alps; part of this region is included in Gajisan Provincial Park. Noted natural landmarks include the "ice valley" of Eoreumgol, also located in the northeast. A number of noted historic landmarks are found in Miryang. These include various seowon, or Confucian academies, including the Yerim Seowon dedicated to Kim Jong-jik and the Pyochung Seowon, which is the only seowon constructed inside a Buddhist temple (Pyochungsa). The Yeongnamnu pavilion and nearby buildings date from the Joseon and Goryeo periods. South Korean National Treasure No. 75 is located at Pyochungsa. Yangyangji, which was built during the Silla Dynasty, was a water reservoir for the rice paddies, but it lost its original function due to a huge additional reservoir. But instead of putting water on the rice fields, the park attracts many tourists with picturesque scenery. Miryang is twinned with: