IntroductionSouth Korea is one of the four fastest growing Asian tigers. Seoul, its capital, is a megacity of more than 10 million inhabitants.Social and cultural aspectAs the capital of South Korea, Seoul is the center of social and cultural activities. Seoul's software and hardware elements show the unique characteristics of Koreans. The software element includes modern values ​​and local cultures. And the physical element of the city includes historical architecture, advanced technological infrastructure and airport facilities.Seoul SoftwareFood CultureSpeaking of Seoul culture, a table of traditional Korean national side dishes, Kimchi (김치), must be the first thing that surprises visitors. Kimchi is often made from seasoned vegetables that have been fermented in an underground pot and taste spicy and sour. Regarding the origin of kimchi, it is believed that for reasons of food safety during the long cold winters, Koreans began to develop methods of preserving vegetables, particularly cabbages widely grown throughout the country, as early as the 7th century . But it was not until the 18th century, after the Japanese invasion which imported red pepper to the Korean peninsula, that this new spicy ingredient became the soul of kimchi. Besides kimchi, there are still a variety of Korean dishes that represent Korean culture, for example Soju (韓國燒酒) which is cheaper than water, Ginseng (人蔘), Bibimbap (石鍋飯) and living octopus.EntertainmentAnother cultural element What makes Seoul surprise the world in the 21st century is its entertainment industry, K-pop, which heavily emphasizes audio-visual performances and a little mixing with music Western. People like K-pop even if they don't understand Korean. Songs in... middle of paper ...... cycling facilities are being set up with funding, surveillance equipment is being installed and extra staff are being deployed to prosecute those who don't use designated trash bags. Groups of volunteers from residents' organizations and non-governmental environmental groups are formed to monitor illegal dumping. In 2000, a reward system was put in place. Any reporting of spills on the fly can be rewarded with a maximum penalty of 80%. Since the implementation of this policy, the number of illegal dumping in South Korea has decreased from one million cases in 1995 to less than 140,000 cases today.Green spacesThere are 1,953 parks of various sizes, covering 27 % of Seoul area. However, two-thirds of them are in the mountains outside Seoul. The ratio of parks per capita increases from 15.95㎡ to 5.19㎡ when taking into account green spaces easily accessible to the public, showing that parks are rare in Seoul..