sentences:  Delhi - Panipat - Ambala Cantonment - Kalka Railway ran northwards from Delhi, and the Rajputana-Malwa Railway traversed the Delhi district for a short distance in the direction of Gurgaon and Rewari Junction.Delhi Railway Station was built in red stone to give the effect of nearby historic Red Fort.The station building had six clock towers and tower 4 is still in use as a water tank.