Next time you're in South Korea, make sure to check this out. Pavement covered up the Cheonggyecheon stream in Seoul, South Korea, for 40 years as it was used as a road. But in the early 2000s a new project came underway to restore the stream to its former glory. The Cheonggyecheon stream has now been transformed into an urban park that also helps the city. The restoration has improved the…
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