The unfinished obelisk is the largest known ancient obelisk and is located in the northern region of the stone quarries of ancient Egypt.
Teotihuacan was a pre-Columbian Mesoamerican city located in the Basin of Mexico, 30 miles (48 km) northeast of modern-day Mexico City, which is today known as the site of many of the most architecturally significant Mesoamerican pyramids built in the pre-Columbian Americas.