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international travel

Passengers walk past Air Canada planes on the runway at Pearson International Airport in Toronto April 13, 2012.

The US has been expanding the role, number and power of its border agents abroad

Global Politics

Homeland Security has long been looking to expand its operations beyond US borders. Some countries have pushed back, stating concerns about possible civil rights violations; others are still debating.

The Statue of Liberty is one of the United States' most-visited tourist attractions.

International travel to the US drops for the first time since 2009

Economics
Pictured here is Lake McDonald in Glacier National Park.

Is ‘last-chance tourism’ good or bad for endangered places?

Science