sentences:  Tourism is a major industry of the city and a source of daily living especially for thousands of ethnic minorities called Tharus, who predominantly lived there before waves of migration from nearby hilly regions (mainly Dhading, Tanahu, Lamjung, Baglung, Parbat) came to settle in the place once considered unfriendly for living due to deadly aulo (a disease caused by the bite of a deadly form of mosquito).The major tourist attractions include the national park where visitors can go on an elephant safari – riding on the elephant's back through the jungle to view the wild animals including indian rhinoceros.Bis Hajaar Taal (meaning "Twenty Thousand Lakes") is an area where visitors can witness thousands of varieties of birds, some of which are rare and nearly extinct.