private function get_nearby_list($waterfall)
 {
     $nearby_list = array();
     
     $result = WaterfallCollector::getNearbyList($waterfall);
     foreach ($result as $row) {
         $nearby_list[] = (object) array(
             'url' => "/{$row->watercourse_alias}/{$row->alias}/",
             'anchor' => $row->name,
             'title' => "{$row->name} of {$row->watercourse}",
             'distance' => Content::instance('ImperialUnit', $row->distance)->activate(false),
         );
     }
     
     return $nearby_list;
 }