6- The Verde Hotel in Zanzibar, Tanzania

The Verde Hotel in Zanzibar, Tanzania, takes eco-friendly one step further. This is one of the eco-friendly sustainable hotels that actually offers its guest rewards for sustainable activities, and the rewards, known as verdinos, can be used towards the final cost of your stay.
You can also pay in verdino currency for food, drinks, and coffee. Sustainable activities include walking up stairs instead of taking a lift, re-using towels and sheets, and properly recycling in the rooms bins.It’s also been built with a reduced-energy heating and cooling system. The hotel offers luxury accommodation with rooms that have a private balcony facing the tropical mangrove forest. It’s also known for its incredible customer service.If you can’t afford to visit some of these eco-friendly sustainable hotels — which often come with a high price tag — here are some tips to make any vacation more eco-friendly. There are various eco-friendly Treehouse hotels and Ice hotels as well which adds to the growing list of eco-friendly sustainable hotels.