Union Minister for Tourism K. Chiranjeevi, currently on a visit to Spain, has invited the Secretary General of the United Nations World Tourism Organisation (UNWTO), Taleb Rifai, for the 25th Joint Meeting of UNWTO scheduled to be held here on April 12 and 13. Mr. Chiranjeevi met Mr. Rifai in Madrid and the latter reportedly accepted the invitation to attend the meeting of the UNWTO Commissions for East Asia and the Pacific and South Asia. Both the leaders underscored the need to strengthen tourism cooperation between the two nations.