The continent Europe stretches from the United Kingdom and Spain in the west all the way to halfway into Russia.
The general cost of living can be considered high, but there are plenty of opportunities for travelers to keep a tight budget. Accommodation and transport are very affordable in eastern Europe and hitch hiking is still relatively easy there. Western Europe can be a bit more of a challenge and if budget is a big issue you should get creative. The right information can save you money, so plan ahead here.