This is an interesting introduction to Korean history by the Korean Cultural Society in New York City.
Korea has seen robust development of many thoughts and religions in history and this article provides a comprehensive discussion.
The Sejong Society is a Chicago-based Korean cultural society that organizes many activities including Korean poetry competitions.
This is the Sejong Society’s web page on writing Sijo, a popular form of Korean poetry. It also has annual sijo competition information.
This is a history of Korean art.
Florida International University’s website hosts several pages on Korean history and culture, Korean pop culture (K-pop, K-drama, K-cinema, cosmetics, video games), and Hallyu, a Chinese term for the Korean Wave, global influence of K-Pop.
Here is a nice introduction to K-Pop from NPR, with a history timeline and sample songs.
Several South Korea movies/video shows have won international awards, including Parasite, the Squid Games, both social criticisms of enlarged gap between the rich and the poor in Korea, and Minari which depicts a Korean family’s struggles to reach their American dream.