In 1968, Seoul dynamited Bamseom island to develop Yeouid... | funfact.wiki | funfact.wiki
In 1968, Seoul dynamited Bamseom island to develop Yeouido. But Han River sediment accumulated on its bedrock, and the island resurrected — growing even larger. Today Bamseom is an uninhabited ecological reserve designated as a Ramsar Wetland.
Braess's paradox describes how building new roads can slow down traffic. When every driver picks their optimal route, the collective result worsens. When Seoul's Namsan Tunnel No. 2 was closed in 1999, the city's average road speed actually increased.
In 1976, ten bright lights appeared in formation over Seoul. The military fired anti-aircraft guns, but the lights drifted away unscathed. Stray rounds killed one civilian and injured 31. Officials blamed a US cargo plane, but many questions remain unanswered.