This book is a compilation of research findings and proposals from academics and professionals from all over the world on tourism, especially sustainable tourism, after the end of COVID-19. The empirical data and experiences of these experts will be of great benefit to tourism academics. It will keep interested parties informed about trends and research in tourism, especially sustainable tourism, under the current conditions of the world and tourism having to adapt to the COVID-19 outbreak. The lessons shared in this book will be the freshest. It can be used as a textbook for teaching tourism in various universities and can be widely extended for future research.