The Conference on 'Tourism at World Heritage Sites - Challenges and Opportunities' was held at ðesme (Izmir), Turkey, on 26 March 2013, in conjunction with the 55th Meeting of the World Tourism Organisation Commission for Europe. Representatives from the majority of the European member countries of the UNWTO Regional Commission for Europe gathered to discuss and raise awareness within the tourism sector of the dynamic relationship with world heritage sites and the need to share in the protection, management and presentation of these special places. This conference report captures the main themes, presentations and discussions that took place throughout the day. It aims to disseminate the information and insights from the conference, thus contributing to the important work of UNWTO, while affirming UNWTO's support and encouragement for culture and tourism experts and stakeholders to work together to achieve sustainable outcomes.