MADRID, Spain, 2017-Dec-04 — /Travel PR News/ — United Nations designated the year 2017 “International Year of Sustainable Tourism Development” and World Tourism Organization (UNWTO) (Headquarters in Madrid; Secretary General Dr. Taleb Rifai) plays a leading role to promote it. UNWTO and Sanrio signed an agreement that appoints Hello Kitty as Special Ambassador of the International… Read the full press release