http://www.helium.com/knowledge/245224-how-the-western-hemisphere-travel-initiative-whti-has-affected-travel-to-canada.xml Helium.com > Canada > How the Western Hemisphere Travel Initiative (WHTI) has affected travel to Canada en-us Copyright Helium.com Thu, 09 Jul 2009 13:29:36 GMT Thu, 09 Jul 2009 13:29:36 GMT