Schengen Area: There are territories of member states that are exempted from the Schengen Agreement. No area that is located outside Europe (except the Canary Islands, the Azores and Madeira) is part of the Schengen Area. Some areas in Europe are also excluded.
Schengen Area: Twenty-two of the twenty-eight European Union (EU) member states participate in the Schengen Area. The remainders: Bulgaria, Croatia, Cyprus and Romania are legally obliged and wish to join the area, while Ireland and the United Kingdom maintain opt-outs.
The Schengen Area is an area comprising 26 European states that have officially abolished passport and any other type of border control at their mutual borders. The area mostly functions as a single country for international travel purposes, with a common visa policy.