A tour that begins and ends on a specific date and the itinerary is preset is called a(n) ____ tour

Tourism based on observing and preserving the natural environment and culture of a destination area is called

Most inbound visitors to the U.S. come from ____.

The ____ card was created because of the volume of frequent travelers over the U.S.–Canada border.

The ____ promotes travel to and within the U.S.