UTC -3.5 to -8, DST −2.5 to −7.
Tap water is clean and safe to drink.
The drinking age in Canada varies from province to province. In Alberta, Manitoba and Quebec the age is 18, while in the rest of the provinces and territories it is 19.
Liquor prices may seem high to Americans from certain states, bringing alcohol in to Canada (up to 1L of hard liquor, 1.5L of wine, or a 24 pack of beer), is advisable.
Same-sex marriage is legal throughout Canada, and is very open to all forms of LGBT travelers, indeed Vancouver, Toronto and Montreal are all famed for their LGBT communities.
Be aware that most Canadian provinces have banned all indoor smoking in public places and near entrances. Some bans include areas such as bus shelters and outdoor patios.
tourism official website: http://www.canada.ca/en/