The focus of this paper is onsustainable tourism’s wider benefits, it is important toacknowledge that there are tradeoffs involved. Like othereconomic activities, tourism both gives and takes fromcommunities and travelers. When it is poorly planned,tourism can negatively impact cities, parks, and historicmonuments, and put severe pressure on local infrastructure,resident communities, and their resources. When properlyplanned and managed, sustainable tourism can contribute toimproved livelihoods, inclusion, cultural heritage andnatural resource protection, and promote internationalunderstanding. The goal of this paper is to build the casefor this type of sustainable and inclusive tourismdevelopment. In support of sustainable tourism, UnitedNations has designated 2017 as the International Year of‘Sustainable Tourism for Development’. Sustainable tourismis identified as a vital component to ensure theachievements of the Sustainable Development Goals (SDGs) 8,12, and 14 and the 2030 Agenda for Sustainable Development.This makes it an ideal moment to update and reaffirm theevidence case behind tourism as a development tool. UNWTO(the United Nations agency responsible for the promotion ofresponsible, sustainable and universally accessible tourism)outlines the five pillars of tourism for development shown.Drawing from these pillars, this paper identifies 20 reasonssustainable tourism counts for tourism destinations, peoplewho live there, and travelers. The following reasons areonly a starting point for integrating a holistic approach tosustainable tourism into development projects.