9. Helsinki, Finland
Average Cost Per Week: $1,005
The first city where you would have to part ways with more than a thousand dollars for a week is Helsinki, Finland. Helsinki also happens to be the capital of the country and a hub of activity for tourists and dwellers alike. Notable attractions of Helsinki include Suomenlinna the 18th-century sea fortress, the Market Square a hub of commerce of the city, and Linnanmäki the coolest amusement park in the city. Of course, there are plenty of other things you can experience in Helsinki, but these are just the highlights.