The border between Indonesia and Cambodia is just over 520 miles long. The two countries have had a close relationship since the end of the Vietnam War, with Indonesia providing support to the Cambodian government.
The border is largely unmarked, with a few checkpoints along the way. There is a small town near the border, called O Smach, which is home to a few thousand people. The town is known for its casinos and is a popular stop for tourists …