The chapter examines sustainable tourism and how digital innovation promotes responsible and meaningful tourism. It shows how AI, data analytics, VR/AR, blockchain, and mobile apps can optimize resource use, mitigate environmental impacts, and empower local tourism communities. The contribution emphasizes digital innovation's link with the UN's Sustainable Development Goals (SDGs) and its potential to alleviate social, economic, and environmental challenges. It discusses meaningful tourism, the SDGs, and digital innovation in tourism. The contribution finishes with ethical digital tourism regulations and stakeholder collaboration to use technological advances for sustainable tourist development.