senior woman watching the murtle river as it tumbles over the cusp of dawson falls in wells gray provincial park

british canada canyon cariboo clearwater columbia current currents cusp danger dawson destination erosion fall falls flow flowing forest free geological geology glacial gorge gray landscape melt mist mountains murtle nature north park plateau power powerful provincial reserve river rock runoff scenic senior side sky snow spectacular spring strong summer tourism travel trees tumbles viewed watching water waterfall wells whirlpool whitewater wide wilderness woman