Glassware Museum of Tehran

-Tehran is also home to the Iranian Imperial Crown Jewels, also called the Imperial Crown Jewels of Persia, it is claimed to be the largest, most dazzling and valuable jewel collection in the world. The collection comprises a set of crowns and thrones, some 30 tiaras, numerous aigrettes, jewel-studded swords and shields, a vast amount of precious loose gems, including the largest collections of emeralds, rubies and diamonds in the world. It also includes other items collected by the Shahs of Iran during the 2,500 year existence of the Iranian Kingdom. The Imperial Crown Jewels are still on display in the Iranian Central Bank in Tehran.