Machu Picchu is on a mountain ridge thousands of feet above sea level.
Machu Picchu ( [ ˈmatʃu ˈpitʃu ] ) ( Machu Pikchu [ ˈmɑtʃu ˈpixtʃu ] ) is a 15th-century Inca citadel situated on a mountain ridge 2430 m above sea level .