The two river basins are one of the earliest cradles of human civilization. The "two rivers" are the Euphrates and Tigris rivers flowing through Iraq.

1849, British archaeologists unearthed many clay tablets on the site of Nineveh in the two river basins. The words carved on the clay tablet are thick at the beginning and thin at the end, like wedges, so they are called cuneiform characters. Narrative poems, prayers, business records, tribute lists, administrative orders, astronomical materials, etc. Carved on a clay tablet. At the same time, it is also engraved with the owner's mark, and some indicate the source or source. There are more than 25,000 such books on the blackboard, of which more than 2,000 are now in the British Museum. According to textual research, this is the remains of the Palace Library built in the 7th century BC, indicating that the earliest library in the world existed more than 2,700 years ago.