Gyeongsanguk-Do is made up of close to 2.75 million people and is the largest region in the country containing 10 cities and 13 counties. Gyeongsngbuk Do is surrounded by mountainous terrain. The climate in this province has extreme winters and summers. The East coast stays warm with little climate change during the year whereas the inland gets very hot and receives little rain. The province is home to 20% of Korea's cultural assets and is viewed as the national leader of modernization. The province is home to 38 universities and a large number of western expats. Their provincial tree is the Zelcova chosen for its long life and strong vitality. The provincial bird is the Heron which is thought to bring good luck and wealth.