Many hikers from all over the world disappear, fall, or suffer other fatal accidents while traveling - this could've happened to these women as well. But there are a few holes in this particular theory. Years later, some people still believe someone killed the pair.įroon and Kremers were both in their early 20s they traveled to Panama to work with children. A search eventually turned up a severed foot and scattered remains, but authorities had trouble determining how the hikers had died. The dog came back, but the young women didn't. On April 1, 2014, two students from the Netherlands named Lisanne Froon and Kris Kremers went on a hike in Panama with a dog.