Pohyon Temple in North Korea

Tour guides claim the bullet marks in this ancient tablet are from U.S. aircraft during the Korean War, Hyangsan, North Korea, July 24, 2013. (Steve Herman/VOA)

Pohyon Temple dates back to the 11th century, Hyangsan, North Korea, July 24, 2013. (Steve Herman/VOA)

The temple for centuries was one of the greatest centers of Buddhism in the northern part of the Korean peninsula, Hyangsan, North Korea, July 24, 2013. (Steve Herman/VOA)

The 13-level Sokka Pagoda, erected in the 14th century, is designated as a National Treasure by North Korea's government, Hyangsan, North Korea, July 24, 2013. (Steve Herman/VOA)

American tourists inside Taeung Hall, said to have been destroyed during the Korean War by U.S. bombing, was reconstructed in 1976, replicating the 1765 original, Hyangsan, North Korea, July 24, 2013. (Steve Herman/VOA)

A group of North Korean school children touring the temple, Hyangsan, North Korea, July 24, 2013. (Steve Herman/VOA)

There are said to be 20 monks living at the historic temple, Hyangsan, North Korea, July 24, 2013. (Steve Herman/VOA)