The library assembled by the Assyrian king Ashurbanipal (668–627 BC) was the ancient world's most ambitious attempt to gather knowledge in one place. The king sent scholars across his empire to collect and copy texts — medical recipes, astronomical observations, omens, hymns, legal codes, mythologies — and store them in his palace at Nineveh. More than 30,000 clay tablets and fragments survived, preserved by the fire that destroyed the palace in 612 BC, which baked the clay solid.
The discovery of the library by Hormuzd Rassam in 1853 was one of the great finds of 19th-century archaeology. The tablets are now dispersed across the British Museum, the Iraq Museum, and other collections, but the site where the library once stood is part of the Kuyunjik mound, accessible as part of the broader Nineveh site. Even without the original tablets, the physical location carries real weight: this is where the Epic of Gilgamesh lay buried for nearly 2,500 years.