The Interrail Pass is a rail pass available to European residents. Residents of countries outside Europe may purchase the Eurail Pass instead. Types of Interrail Pass include the Interrail Global Pass and the Interrail One Country Pass. The pass allows unlimited rail travel in (and between) all 33 participating countries for a certain period of time. High-speed trains and night trains often require a paid seat reservation. The Interrail One Country Pass allows unlimited rail travel within one European country. Eligibility Interrail passes are available to those who "are citizens or official residents from one of the countries of the European Union or one of the countries listed hereafter": Albania, Andorra, Belarus, Bosnia-Herzegovina, North Macedonia, Gibraltar, Iceland, Kosovo, Liechtenstein, Moldova, Monaco, Montenegro, Norway, Russian Federation, San Marino, Serbia, Switzerland, Turkey, Ukraine, United Kingdom and Vatican City. (For citizens not in the EU or not listed here, Eurail passes are available.) Proof of citizenship or residence may be a passport, identity card, or government-issued residency document. Age categories Interrail Passes three age categories and the full fare (adult fare): Child Pass: For unaccompanied travelers who are younger than 12 years old. Children aged 4 to 11 years old can travel free with a full-fare adult, with a maximum of two children per Adult Pass. Youth Pass: For travelers who are 27 or under Adult Pass: No age limitation Senior Pass: For travelers over 60 years old Types Interrail Global Pass Coverage The Interrail Global Pass is valid in the following European countries: Austria, Belgium, Bosnia-Herzegovina, Bulgaria, Croatia, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Great Britain, Hungary, Republic of Ireland, Northern Ireland, Italy, Latvia, Lithuania, Luxembourg, Montenegro, the Netherlands, North Macedonia, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Switzerland, Sweden, and Turkey. Interrail Global Passes include ferry crossings from Patras and Igoumenitsa (Greece) to Venice, Ancona, and Bari (Italy) operated by Superfast Ferries and Blue Star Ferries; fuel surcharges, port taxes, high-season supplements, and cabin accommodations are extra. Interrail passes are not valid on railways in Albania and the countries of Belarus, Moldova, Russia, and Ukraine. There are no railways in Andorra, Cyprus, the Faroe Islands, Gibraltar, Iceland, Malta, or San Marino. L'Hospitalet-près-l'Andorre in France is the closest railway station for Andorra. Rimini, in Italy, is the closest station for San Marino. Country of residence Until the end of 2015, Interrail passes were not valid in the traveller's country