events list by location

function em_location_by_region(){

 //Use two-character country codes as defined in countrycode.org, can be comma-separated e.g. US,GB,ES
 $args = array( 'country' => 'US' );

 $arr_location = EM_Locations::get($args);

 foreach( $arr_location as $EM_Location ){
   if ( !empty($EM_Location->location_name) ){
     echo "<h2>".$EM_Location->location_name."</h2>";
     echo do_shortcode('[events_list_grouped mode="monthly" location="'.$EM_Location->location_id.'"] #_EVENTNAME <br> #_ATTENDEESLIST <br><br> [/events_list_grouped]');
     echo "<br/>---------------------------------------------------------------------------------------------------<br/>";
   }
 }

}
add_shortcode('location_group', 'em_location_by_region');