The Aleppo Codex in Jerusalem’s Israel Museum has been recognized by UNESCO as a unique world treasure. It was written in Tiberias around 930 CE and is believed to be the world’s oldest copy of the Hebrew Bible. The Codex joins UNESCO’s registry of 300 items and collections.
http://www.jns.org/news-briefs/2016/2/9/unesco-recognizes-israels-aleppo-codex-as-world-treasure