The ancient empire known for its extensive library in Alexandria was the Ptolemaic Kingdom of Egypt. Founded in the 3rd century BCE, Alexandria became a major center of learning and culture. The Library of Alexandria aimed to collect all the world's knowledge and housed thousands of scrolls containing works from various authors and cultures. It attracted scholars, scientists, and philosophers from across the Mediterranean, making it a hub for intellectual exchange. The library's eventual decline and destruction symbolized the loss of ancient knowledge, but its legacy continues to inspire the pursuit of knowledge and scholarship.