They looked at the lush green hills and rice paddies along the Korean border through very different eyes.

Searching for landmarks that could bring them back to a war that ended 56 years ago.

For 20 US Army and Marine veterans of the Korean War, their return to the demilitarised zone was a painful visit.

They had fought hard in the hills around Panmunjeom in 1952/53. They had lost many friends and their memories were undimmed.