The 27th edition of Bulgarias largest tourist fair, Holiday/SPA EXPO 2010 is opening on Thursday. The expo, which is taking place in the National Palace of Culture in Sofia, will be opened by Ivo Marinov, Deputy Economy Minister who is in charge of tourism. It is organized by PRIM EXPO together with the Ministry of Economy, Energy, and Tourism, and a number of tourist association and NGOs. Some 350 firms in the tourist sector are taking part in the expo, including companies from Greece, Cyprus, Italy, Tunisia, Turkey, and Israel. The stand of Bulgarias Economy Ministry is one of the largest, and will be presenting several tourist destinations from around the country. The 27th edition of the International Tourism Fair Holiday/SPA EXPO 2010 will continue from February 25 until February 27, 2010.