The World from PRX

international travel

Passengers walk past Air Canada planes on the runway at Pearson International Airport in Toronto April 13, 2012.
Global Politics
The US has been expanding the role, number and power of its border agents abroad
The Statue of Liberty is one of the United States' most-visited tourist attractions.
Economics
International travel to the US drops for the first time since 2009
Pictured here is Lake McDonald in Glacier National Park.
Science
Is ‘last-chance tourism’ good or bad for endangered places?