fort lovrijenac with dubrovnik old town and marina in the background

dubrovnik croatia fort lovrijenac old town adriatic sea marina historic fortress city walls unesco mediterranean summer tourism travel dalmatian coast scenic view panoramic picturesque waterfront cultural heritage landmarks vacation destination stunning european coastal escape ancient red rooftops harbor sailing luxury paradise cityscape medieval city crystal waters yachts speedboats nautical scene hidden gem stone buildings turquoise blue horizon breathtaking scenery cliffside maritime traffic landmark boats architecture