Market for tourism is where services are provided for travellers such as facilities in accommodation and attraction. In term of ecotourism, there are sustainable and unsustainable ecotourism. According to the diagram, sustainable ecotourism contains socio-cultural tourism, adventure tourism and ecotourism which all are in alternative tourism or, another word, special interest tourism. Meanwhile unsustainable ecotourism contains mass tourism and a little of alternative tourism. Although there are more types of tourism in sustainable tourism, unsustainable tourism is significantly wilder.