Seoul Situated on the Han River, Seouls history stretches back more than two thousand years when it was founded in 18 BCE by Baekje, one of the Three Kingdoms of Korea. It continued as the capital of Korea under the Joseon Dynasty. The Seoul Capital Area contains five UNESCO World Heritage Sites: Changdeok Palace, Hwaseong Fortress, Jongmyo Shrine, Namhansanseong and the Royal Tombs of the Joseon Dynasty. Seoul is surrounded by mountains, the tallest being Mt. Bukhan, the worlds most visited national park per square foot. Modern landmarks include the iconic N Seoul Tower, the gold-clad 63 Building, the neofuturistic Dongdaemun Design Plaza, Lotte World, the worlds largest indoor theme park, Moonlight Rainbow Fountain, the worlds longest bridge fountain and the Sevit Floating Islands. The birthplace of K-pop and the Korean Wave, Seoul received over 10 million international visitors in 2014, Today, Seoul is considered a leading and rising global city, resulting from an economic boom called the Miracle on the Han River which transformed it to the worlds 4th largest metropolitan economy with a GDP of US$845.9 billion Seoul is the worlds most wired city Seoul hosted the 1986 Asian Games, 1988 Summer Olympics, 2002 FIFA World Cup, the Miss Universe 1980 pageant, and the 2010 G-20 Seoul summit. A UNESCO City of Design, Seoul was named the 2010 World Design Capital.