Two major South Korean cities – Gwangju and Busan – will be filled with art, with two biennales in the regions coinciding later this year. The 15th edition of the Gwangju Biennale, directed by French curator Nicolas Bourriaud, will be held from Sept. 7 to Dec. 1, titled “Pansori, a soundscape of the 21st century.” The biennale will bring together 73 artists from 30 countries; among the artists...