The ancient wonder of Machu Picchu was a well-kept secret for hundreds of years. Hidden in clouds high in the Andes Mountains, the Incan royal palace still inspires awe centuries after it was built. But you don't have to visit Machu Picchu to be drawn in by its clever construction and mysterious history. Through full-color photographs and labeled diagrams, this book introduces young readers to this remarkable world heritage site. With 20 enlightening facts throughout the book, readers can explore Machu Picchu from a variety of angles and begin to understand its compelling story.