Missing argument 1 for App\Http\Controllers\ConfigurationController::show()

I get missing argument 1 error when i try access page this is my code. Part of the view

        @foreach($stations as $station)

                    <span> </span>

        @endforeach

Controller

public function show($id)
{ 

    $stations = DB::table('stations')->pluck('station');

    return view('configuration.configuration', $stations);

}

route

Route::get('configuration/', 'ConfigurationController@show');

via Chebli Mohamed