A South Korean musician prepares a performance in front of the former North Korean Workers Party Headquarters during a special stage on the sidelines of the DMZ Peace Train Festival in Cheorwon near the North Korean border on June 14, 2026. (Photo by Jung Yeon-je / AFP via Getty Images)

South Korean indie-pop musician "Haepa" performs in front of the former North Korean Workers Party Headquarters during a special stage on the sidelines of the DMZ Peace Train Festival in Cheorwon near the North Korean border on June 14, 2026. (Photo by Jung Yeon-je / AFP via Getty Images)

Revellers dance during a performance by South Korean indie rock band "Peach Truck Hijackers" at the DMZ Peace Train Festival in Cheorwon near the North Korean border on June 14, 2026. (Photo by Jung Yeon-je / AFP via Getty Images)

Revellers look around the former North Korean Workers Party Headquarters during a special stage on the sidelines of the DMZ Peace Train Festival in Cheorwon near the North Korean border on June 14, 2026. (Photo by Jung Yeon-je / AFP via Getty Images)

Revellers dance during a performance by South Korean indie rock band "Peach Truck Hijackers" at the DMZ Peace Train Festival in Cheorwon near the North Korean border on June 14, 2026. (Photo by Jung Yeon-je / AFP via Getty Images)

Revellers look around the former North Korean Workers Party Headquarters during a special stage on the sidelines of the DMZ Peace Train Festival in Cheorwon near the North Korean border on June 14, 2026. (Photo by Jung Yeon-je / AFP via Getty Images)

A South Korean soldier walks past a signboard for a DMZ tour as he attends the DMZ Peace Train Festival in Cheorwon near the North Korean border on June 14, 2026. (Photo by Jung Yeon-je / AFP via Getty Images)

French actress Gwendoline Hamon (L) and french actor Alexandre Varga (R) pose during a photocall for the TV series "Cassandre" as part of the 65th Monte-Carlo Television Festival in the principality of Monaco on June 14, 2026. (Photo by Valery HACHE / AFP via Getty Images)