Colorful Spanish colonial architecture, Puerto Rico, San Juan, La Fortaleza, El Morro, historic landmark, sunny day, blue sky with few white clouds, intricate stone carvings, ornate ironwork, red-tiled roofs, wooden balconies, vibrant flowers, palm trees, lush greenery, cobblestone streets, warm lighting, 3/4 composition, shallow depth of field, HDR, realistic texture.