National Geographic : 1987 Jul
AFGHANISTA SPAKISTAN SRI LANKA Explosive growth reaches out from Kathmandu and Patan (right); development in Bhaktapur, farthereast, has been more moderate. By the 14th centurythe towns had de veloped core centers. After an era of national isolationthat be gan in 1769, the overthrow of the Rana dynasty in 1951 opened Nepal to an influx of aid andim migrants. Since then increasing infrastructurehas tripledthe area of the Kathmandu-Patan complex.