Would you like to travel for free? As an international volunteer you can do it. International volunteers enjoy benefits such as travelling, learning languages, knowing other cultures, helping and meeting other people. All these benefits without spending money.
There are plenty of Organizations that need volunteers. Some organizations pay all incurred expenses to their volunteers, while in others, the volunteers must pay for the travel insurance and the flight ticket.
However, here you can find some links to organizations you can work as a volunteer on free project
Peace Corps VSO (Voluntary Service Overseas) UNV (United Nations Volunteer)