Editor’s Notice: Sign up for Unlocking the Planet, CNN Travel’s weekly newsletter. Get news about locations opening, inspiration for foreseeable future adventures, furthermore the most current in aviation, food and consume, exactly where to remain and other travel developments. CNN  —  The historic centre of the Ukrainian port city of Odesa and sites in Yemen and Lebanon have been additional to the Environment Heritage Listing Wednesday by the United Nations Educational, Scientific and Cultural Business (UNESCO). All three web-sites have been simultaneously additional to UNESCO’s Checklist of Globe Heritage in Threat. UNESCO’s founding Convention obliges all customers – between whom are Russia and Ukraine – to “not acquire any deliberate…