[The following fractal is nice.]
FRACTALFRACTALFRACTALFRACTALFRACTALFRACTCARFLATCARFLATCARFLATCARFLATCARFLATCARF
FRACTAL                        _       _                                LATCARF
FRACTAL                       |_|_    |_|_                              LATCARF
FRACTAL                    _   _|_|_   _|_|                             LATCARF
FRACTAL                   |_|_| |_| |_|_|_                              LATCARF
FRACTAL                    _|        _|_|_|    _                        LATCARF
FRACTAL                   |_        |_| |_    |_|_                      LATCARF
FRACTAL                     |_|          _|_   _|_|                     LATCARF
FRACTAL                                _|_|_|_|_|_                      LATCARF
FRACTAL                              _|_|_|_|_| |_|                     LATCARF
FRACTAL                             |_| |_|_|_                          LATCARF
FRACTAL                                  _| |_|                         LATCARF
FRACTAL                        _   _   _|_                              LATCARF
FRACTAL                      _|_|_|_|_|_|_|    _                        LATCARF
FRACTAL                     |_| |_|_|_|_|_    |_|_                      LATCARF
FRACTAL                          _|_|_|_|_|_   _|_|                     LATCARF
FRACTAL                _   _   _|_|_|_|_|_|_|_|_|_                      LATCARF
FRACTAL              _|_|_|_|_| |_|_|_| |_|_|_| |_|                     LATCARF
FRACTAL             |_| |_|_|_    |_|_    |_|_                          LATCARF
FRACTAL                  _| |_|     |_|     |_|                         LATCARF
FRACTAL                _|_                                              LATCARF
FRACTAL              _|_|_|                                             LATCARF
FRACTAL             |_| |_     _                                        LATCARF
FRACTAL                  _|_   _|                                       LATCARF
FRACTAL                 |_| |_|                                         LATCARF
FRACTAL                                                                 LATCARF
FRACTALFRACTALFRACTALFRACTALFRACTALFRACTCARFLATCARFLATCARFLATCARFLATCARFLATCARF

found on internet :)