Henley and Partners 's Visa Restrictions Index calculates travel freedom . It is based on the number of countries citizens can visit visa-free . The index has been calculated since 1990, but it was updated in 2010 to reflect changes in visa policies for China and Russia.
Henley and Partners 's Visa Restrictions Index calculates travel freedom . It is based on the number of countries citizens can visit visa-free . The best passports include those from Finland , USA , Germany and the UK . Lowest ranking countries include Iraq , Afghanistan and Pakistan .