Visa requirements for Vatican citizens are administrative entry restrictions by the authorities of other states placed on citizens of Vatican City. As of 1 January 2017, Vatican citizens had visa-free or visa on arrival access to 134 countries and territories, ranking the Vatican passport 31st in terms of travel freedom (tied with Costa Rican and Taiwanese passports) according to the Henley visa restrictions index.
References
Visa requirements for Vatican citizens Wikipedia(Text) CC BY-SA