article_snippet: The magnificent town of Machu Picchu, Peru, and the pumice rock-veiled ruins of Pompeii in Italy may be some of the most frequented among adventurers from around the world, there are plenty of lesser known sites that are just as breathtaking - and not nearly as busy.
article_snippet: The 15th century Inca site of Machu Picchu is one of the world's most famous and offers several hiking options for daring trekkers .
article_snippet: The 15th century Inca site of Machu Picchu is a tourist favourite among those interested in exploring ancient cities, attracting over one million visitors last year alone.
article_snippet: Adventurers can choose from one of several multi-day treks that lead hikers deep into the Sacred Valley, though the Inca Trail is far and away the most popular.