4. Machu Picchu, Peru
Machu Picchu, an ancient Inca city in the Andes Mountains, showcases the remarkable skills of the Inca Empire. Built in the 15th century and rediscovered in 1911, it’s one of the world’s most important historical sites. Both history buffs and adventure seekers should visit Machu Picchu because of its terraced slopes, stone constructions, and breathtaking mountain vistas. Whether you hike the Inca Trail or take a scenic train, visiting Machu Picchu is an unforgettable experience.