DiscoverThePeaceCountry.com
From the main area of the park (shelter, playground, campsites) you can take the road down to the Riverbed.

Each year the riverbed changes from being able to drive your truck right to the water and launch your boat to the entire riverbed blocked by trees and deep holes.

ANOTHER PHOTO of the unusual cliffs at the riverbed: VIEW PHOTO
Cotillion Park, Alberta. DiscoverThePeaceCountry.com