United States and Canadian citizens ages 16 and older must present one of the following travel documents at the border: Valid U.S. or Canadian Passport Enhanced Driver’s License (EDL) U.S. Passport Card Trusted Traveler Program Card / Nexus United States and Canadian citizens under the age of 16, or under the age of 19 traveling with a school, religious or other youth group, must present one of the following travel documents at the border: Original or certified copy of birth certificate Naturalization Certificate Consular report of birth abroad Canadian Citizenship Card Lawful Permanent Residents of the United States must present a Permanent Resident Card (“Green Card”, INS Form I-1551) at the border. Residents of nations other than the United States and Canada may require a Canadian Visa along with their passport to enter Canada. Contact your national consulate before leaving home. International visitors will require passports to cross the border. Citizens of some countries may require a Canadian Visa as well. Be sure to check with our staff when booking your tour. For the most up-to-date border crossing information, please access the following website: www.cbp.gov (Subject to Change)