public function getMapa($cod)
 {
     $sql = 'SELECT hotel, lat, lon FROM hotel WHERE codigo=' . $cod;
     $datos = $this->_db->consulta($sql);
     if ($this->_db->numRows($datos) > 0) {
         $objetosHotel = array();
         $arrayHotel = $this->_db->fetchAll($datos);
         foreach ($arrayHotel as $hDB) {
             $objHotel = new hotelDTO();
             $objHotel->setHotel(trim($hDB['hotel']));
             $objHotel->setLat(trim($hDB['lat']));
             $objHotel->setLon(trim($hDB['lon']));
             $objetosHotel[] = $objHotel;
         }
         return $objetosHotel;
     } else {
         return false;
     }
 }