Coca leaves are still used in indigenous medicine and religious ceremonies. Andean people have chewed coca for thousands of years to stave off hunger and as a remedy for ailments from altitude ...

A Peruvian farmer who says German energy giant RWE's emissions have contributed to the melting of Andean glaciers, increasing ...

Figure 1: Map of northern Chile, showing locations of study fields from which mummy bones and blood samples of contemporary Andean people were collected (boxed area, right, enlarged at left).

You only need a sense of adventure, an open mind and a desire to explore as the Andean people have before you. Whether you want to absorb the local culture, check out Machu Picchu's famed ruins or ...