 This cargo point on the south connects the heart of the country, Kathmandu, via another key industrial city, Hetauda.It is also served by Tribhuvan Highway, extending from the Indian border at Raxaul through Birgunj and Hetauda to Kathmandu with frequent bus service.Simara Airport — north near the highway in Pipara Simara, Bara district — offers scheduled flights to Kathmandu.