Revellers walk through an entrance during 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 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)

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)