Step 1 : Introduction to the question "In what South American nation, whose topography includes both the Andes and the Amazon Rainforest, did a doctor become a CNN Hero for his efforts to help children?"
...Brad Ludden is a professional kayaker born in Kalispell, Montana on May 8, 1981. He started kayaking internationally at age 12 and has been to over 40 countries. He is the founder of a charity called First Descents, an organization that benefits cancer patients.