Epic Ancient Greek City with Obsidian Tower and Central Library by the Sea

generate a huge Greek ancient classic city with lots of small houses that is still being lived in by 40000 people. Also distinctive visually are a large library and theatre and coliseum and university. the center has a central large tower that holds on top a large dark obsidian gemstone. City is round shaped and located at the sea. There is a thin wall all around it, and it has 6 slender very high towers with giant large round mirrors mounted vertically on top reflecting the sun. The wall also has 4 large gates. Make it all epic, the city is big, Design a large Greek ancient city with many houses and living space for 40000 people. Include a prominent library theater and coliseum and university. Center features a tall tower with a dark obsidian gemstone. The city has a round shape by the sea. Surrounding the city is a thin wall with 6 high towers with reflective mirrors. There are 4 large gates around the wall. The overall look is epic and grand

The composition features a grand and ancient Greek city beside the sea, designed as a circular settlement thriving with life. The city has narrow, well-formed streets peppered with small, classical houses that accommodate a population of 40,000 residents. In the heart of the city stands a towering, central monument crowned with a striking obsidian gemstone that captures and reflects light dramatically. Unique architectural highlights include a majestic library, a grand theatre, a historic coliseum, and an old yet functioning university that showcase the city's cultural and intellectual heritage. Encircling the city is a slender but tall wall equipped with four large gates that serve as the main entry points. On top of this wall are six tall towers, each featuring a giant round mirror mounted vertically, creating a remarkable optical effect as they reflect the sunlight. The overall mood should be epic and scenic, emphasizing the grandeur of the city as its classical structures blend with a lively, bustling atmosphere, Visualize a large Greek ancient city alive with 40000 inhabitants. Features include a vast library theatre and coliseum. A prominent central tower topped with an obsidian gemstone. The city shape is circular next to the sea with a protective wall around it. It contains six tall towers with sun-reflecting mirrors and four large gates. The scenery is epic and grandeur of the city is immense