Workers toiled for almost 30 years during the first half of the 26th century BC to construct the Great Pyramid of Giza, the largest Egyptian pyramid.
Workers constructed the Great Wall of China across the historical northern borders of ancient Chinese states and Imperial China as fortifications against nomadic groups.
The Nabataeans had settled in Petra, Jordan, by the 2nd century BC, and they were famous for creating a desert city of unique rose-colored sandstone quarried from the local hills
Machu Picchu and its three primary structures can be found in the Sacred Valley, about 50 miles northwest of Cusco, Peru.
Archeologists have found more than 115 Egyptian pyramids. They believe workers constructed the first of these pyramids about 2630 BC.
Emperor Vespasian ordered workers to begin building the limestone, volcanic rock and brick-faced concrete amphitheater, and it took them over 10 years to finish.
Workers constructed buildings on the flat terrace now home to the Acropolis of Athens, Greece, including the Parthenon, starting about 10,000 BC.
The Rapa Nui people living on Easter Island carved monolithic human figures with exaggerated heads between 1250 and 1500.