why not google? No visa is required to simply travel to Canada if you are a U.S. citizen or permanent resident with a green card. Generally, permanent residents are allowed to travel to Canada freely and remain for a 6-month stay. You can also apply for an extension if you want to stay longer.
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No visa is required to simply travel to Canada if you are a U.S. citizen or permanent resident with a green card. Generally, permanent residents are allowed to travel to Canada freely and remain for a 6-month stay. You can also apply for an extension if you want to stay longer.
飞机入境需要网上申请ETA哈 Electronic Travel Authorization (eTA)