One of the world's largest building projects, the Great Wall of China spans approximately 5,500 miles (8,850 km) or possibly 13,170 miles (21,200 km) according to a disputed Chinese study.
Great Wall of China
Chichén Itzá, a Mayan city in Mexico, showcases impressive structures like the stepped pyramid El Castillo, rising 79 feet (24 meters) with 365 steps representing the solar year.
Chichén Itzá
The ancient city of Petra in Jordan served as the capital of the Nabataean Arab tribe and a prominent trade center for spices, known for its carved dwellings, temples, and tombs.
Petra
Machu Picchu, near Cuzco, Peru, is a well-preserved Incan ruin with various theories about its purpose, including a potential royal retreat, pilgrimage site, or home to the "Virgins of the Sun."
Machu Picchu
Christ the Redeemer is a colossal statue of Jesus standing atop Mount Corcovado in Rio de Janeiro, measuring 98 feet (30 meters) in height and featuring the largest Art Deco sculpture in the world.
Christ the Redeemer
The Colosseum, constructed in Rome during the first century, is an engineering marvel with a capacity of 50,000 spectators who witnessed gladiator fights, animal battles, and even mock naval engagements.
Colosseum
The Taj Mahal in Agra, India, stands as an iconic mausoleum and a masterpiece of Mughal architecture, built by Emperor Shah Jahān to honor his deceased wife Mumtāz Maḥal.