We are pleased to announce the publication of the “Book of Abstracts” for the Petra International Conference on Sustainable Cities and Regions. This comprehensive volume, now officially issued with an ISBN, consolidates the cutting-edge research and innovative ideas presented at the conference. It serves as a critical resource for scholars, practitioners, and policymakers interested in the latest advancements in sustainable urban and regional development. The book is meticulously curated to reflect the high caliber of contributions and provides a valuable reference for ongoing discourse in the field.