In this Globe Trekker special, Ian Wright, Holly Morris, Elis Nevitt, Matt Young, Megan McCormick and Zay Harding travel all across South America - to Guyana, Venezuela, Columbia, Bolivia, Chile, Argentina, Paraguay and Brazil - in search of the continent's Top 10 adventures, which include white water rafting in untamed waters, searching for giant anaconda snakes, trekking to the world's highest waterfalls, and climbing to the snow-capped summit of the Lanin Volcano in the Andes Mountains.