Most people when they think of taking a responsible/eco/green holiday immediately think it has to be in the countryside, not the city, but that just isn't true. Cities have the same challenges with the environment and local communities as the countryside does.... You can have a great holiday anywhere in the world that is also a responsible holiday.
There is a way of traveling the world that costs nothing but a little appreciation. A way of traveling that pulls you right into the cultural and social environment of strangers. Follow me on my trip into the world of couch surfing with all its facets, from opulent estates in Vienna to a dump in the heart of St Petersburg.