More than 2,500 coins from around 500 regions, including the coins belonging to the times of empires and princely states, will be on display at the three day international Coin fair at Thiruvananthapuram. The fair will begin from February 13. The coins on display will include those from the time of Alexander the Great, to various Mughal, Chera, Chola emperors and Kanishka, besides Persian, Roman and Islamic coins.<br/><br/>According to sources, the exhibition will also feature collections of Justin Gilbert Lopez, who holds a Guinness world record for the largest coin collection. Lopez has a collection of coins from 310 countries. In addition, the coin released by Subhash Chandra Bose during British rule and Somalian guitar-shaped coins, Princess Diana tribute coins, flower-inscribed coins, among other rare pieces, will be the major attractions.The fair is organised by the District Tourism Promotion Council and will be held at Kanakakunnu Palace.