nightmare. last sunday, when it was father s day, august reiger, a high school teen, vanished while hiking with his family in the mountains of ecuador. the trip was the young valedictorian s graduation present. cnn s nick valencia has more on the bizarre disappearance. reporter: it was supposed to be an epic trip to ecuador, a graduation present for high school valedictorian august reiger. instead, the family vacation has turned into a family s nightmare. 18-year-old reiger has been missing since going on a father s day hike with his parents. his dad says he s vanished without a trace. and nothing makes sense to me. everybody s baffled, because it s not a dangerous place. it s not like, you know, there s no rebels or something like that to kidnap people. i just can t think of something that, you know, okay, that could make sense. reporter: 100 miles south of the capital, banos is a tourist center, known for scenic views