This book presents a detailed and insightful analysis of the tourism sector's evolution, economic contributions, and future prospects across emerging economies. Beginning with the historical development of world tourism, the book explores how globalization has reshaped the sector and elevated the roles of Brazil, Russia, India, China, South Africa, and Türkiye. It examines tourism diversity, including cultural, coastal, health, adventure, and ecotourism segments, while analyzing the sector's contribution to GDP, employment, infrastructure, and digital transformation. A comprehensive comparison between BRICS countries and Türkiye highlights their competitive advantages, promotional strategies, and sustainability efforts. The book also discusses key trends such as smart tourism, sustainable practices, health and wellness tourism, and the shift toward remote destinations. Rich with empirical data and strategic insights, this work is an essential resource for academics, policymakers, investors, and tourism professionals seeking to understand and shape the future of global tourism.