(WICU) The snow and bitter cold are transforming the Lake Erie shoreline at Presque Isle, Pennsylvania.

Waves are moving large chunks of ice toward shore. And with the bitter cold, the chunks are forming an icy barrier along the peninsula.

The dunes are valuable because they protect the beaches from erosion during severe winter storms, but they are also dangerous for park visitors.

"The biggest danger is falling through. They are partly hollow. If you fall through you are hitting water, or if they are over land you are still falling," warns Ranger Supervisor Bryan Hogan.

Read more at WICU's website