Glen Canyon
Appearance
![](https://upload.wikimedia.org/wikipedia/commons/thumb/4/4f/Glen_Canyon_Dam_MC.jpg/300px-Glen_Canyon_Dam_MC.jpg)
Glen Canyonis acanyonthat runs fromUtahtoArizona,in theUnited States.It was carved by theColorado River,which flows to thePacific Oceanmany miles away. Most of it is flooded byLake Powell,created by theGlen Canyon Dam.Thereservoiris highly controversial, and in recent years manyenvironmentalismgroups have called for its removal.