Aerial fantasy view of a medieval coastal city with dark purple alien jungle, stone dam, and sailing ships under a twilight sky.

Aerial bird's-eye view of a medieval alien coastal city on a super-Earth orbiting a red dwarf star. A wide river flows through a dark purple jungle and into a large medieval harbor. A massive medieval stone flood dam protects the city and harbor, built from huge dark violet and black stone blocks, with tall fortified walls, towers, battlements, arched gates and heavy wooden sluice gates. Narrow stone bridges cross the dam and river. Wooden sailing ships with strange alien designs are docked in the harbor. Dense purple jungle surrounds the city, with enormous alien plants and thick mist everywhere. Six-legged crab-like alien inhabitants with an exoskeleton and two asymmetric claws walk along the walls and docks. The large left claw is used for defense and the smaller right claw for precise work. Red-orange twilight from the red dwarf illuminates the landscape. Medieval architecture, no modern technology, no electricity, no modern buildings, realistic detailed worldbuilding, cinematic aerial view, dark atmospheric fantasy science fiction. :: See more