Lima (Central Lima) and Lima Sur (South Lima). The largest areas are Lima Norte with 2,475,432 people and Lima Este with 2,619,814 people, including the largest single district San Juan de Lurigancho, which hosts 1 million people. Lima is considered a "young" city. According to INEI, by mid 2014 the age distribution in Lima was: 24.3% between 0 and 14, 27.2% between 15 and 29, 22.5% between 30 and 44, 15.4% between 45 and 59 and 10.6% above 60. Migration to Lima from the rest of Peru is substantial. In 2013, 3,480,000 people reported arriving from other regions. This represents almost
Lima culture redirecting canals, and method of terracing. The Lima civilization constructed many temples known as "wak'as", which are still preserved throughout the city of Lima to this day. Since these archeological sites are buried within modern-day Lima, it is difficult to access the archeological remnants that still exist without disrupting the city, which is another factor that plays a part in the modern-day enigma of ancient Lima culture. Major population centers of ancient Lima were located at Pukllana, Wallamarka, Cajamarquilla, and Pacha Kamaq. The history of early Andean culture is essentially the story of a long process in which man learned