The Red Line is a metro rail line of the Delhi Metro, a rapid transit system in Delhi, India. It is mostly an elevated line and has 29 stations that runs from Rithala to Shaheed Sthal with a total distance of 34.55 km. The Tis Hazari – Shahdara section of this line was the first stretch of the Delhi Metro that was constructed and commissioned. The line connects the areas of Ghaziabad in Uttar Pradesh and the districts of Shahdara, Central Delhi and North West Delhi in Delhi.

Kashmere Gate, also known as Kashmiri Gate, is an important metro station on Delhi Metro in Delhi, which is elevated for the Red Line and underground for both the Yellow Line and Violet Line. It is a transfer station between the Red Line on the highest upper level, the Yellow Line on the lowest underground level and Violet Line on the parallel underground level. It is the busiest metro station in India. It was named on 25 December 2002. During peak hours, it serves as an alternate Northern Terminus for the yellow line along with Vishwa Vidyalaya.