Thiruvananthapuram, Feb 11: More than 2,500 coins from around 500 regions, including those from the times of empires and princely states, will be on display at the three day international Coin fair which will get underway here from February 13. The exhibition will also feature collections of Justin Gilbert Lopez, who holds a Guinness world record for the largest coin collection, a press release said. Lopez, who hails from Poovar, has a collection of coins from 310 countries, even those whose claims of statehood are currently under dispute.