North America is a continent which comprises of countries like United States, Canada, Mexico, Cuba and Panama. The region has several top tourist destinations, attracting millions of tourists every year. Some of the must visit sites here are Niagara Falls(Canada), Grand Canyon(US), Las Vegas(US), White House(US), Times Square (New York), Vancouver Stanley Park(Canada), Bay of Fundy(Canada), Old Montreal(Canada), Whistler(Canada) and Mexico beaches. Bahamas and the Caribbean region are also a major draw for tourists. The region has several major cruise ports including Miami, New York City, Vancouver, Los Angeles, Boston, Seward and San Francisco. The best time to visit is from May to October. The cruise length has to be minimum 7 days.