Step 1 : Introduction to the question "Which U.S. politician was born in Panama? Bernie Sanders, Hillary Clinton,John McCain, Barack Obama"
Panama is a country on the isthmus linking Central and South America. The Panama Canal, a famous feat of human engineering, cuts through its center, linking the Atlantic and Pacific oceans to create an essential shipping route. In the capital, Panama City, modern skyscrapers, casinos and nightclubs contrast with colonial buildings in the Casco Viejo district and the rainforest of Natural Metropolitan Park.