Rajasthan in seed spices. Rajasthan government had initiated olive cultivation with technical support from Israel.The current production of olives in the state is around 100–110 tonnes annually. Rajasthan is India's second largest producer of milk. Rajasthan has 13800 dairy co-operative societies. Rajasthan is connected by many national highways. Most renowned being NH 8, which is India's first 4–8 lane highway. Rajasthan also has an inter-city surface transport system both in terms of railways and bus network. All chief cities are connected by air, rail and road. There are six main airports at Rajasthan – Jaipur International Airport, Jodhpur Airport, Udaipur Airport
Jaipur–Ahmedabad line booking stations of Indian Railway. Sabarmati earlier had a steam loco shed, now it has diesel loco shop. It holds 125+ WDG-4 locomotives. Ajmer has a diesel loco workshop and a carriage and wagon workshop. Opened in 1876, it is one of Indian Railway's premier workshops. It maintains Palace on Wheels rake. Abu Road has a diesel loco shed. Phulera has a diesel shed. Jaipur–Ahmedabad line The Jaipur–Ahmedabad line connects Jaipur, the capital of Rajasthan to Ahmedabad, the largest city of Gujarat in India. Swarna Jayanti Rajdhani Express is the fastest train in this route. Rajputana State Railway opened the