TEHRAN The world's oldest metal flag named Shahdad which dates back to 5,000 years ago has been eroded. According to the Public Relations Department of the Cultural Heritage Organization, the flag found in a cemetery in Shahdad near Loot Desert in 1971, has been kept in the Central Treasury of Historical and Archaeological Relics. The flag which is made of metal, has been eroded by environmental factors when it was buried in the cemetery.

The pictures of a goddess, three praying women, a lion, a cow and a palm tree can be seen on the flag. After being repaired, the flag is to be put on display for the public.