The Magenta Line is a metro rail line of the Delhi Metro, a rapid transit system in Delhi, India and the first driverless metro in India.The line is laid on most of the parts of South Delhi and is mostly underground.The total length of the line is 37.46 kilometers (23.28 mi) and it consists of 25 metro stations from Janakpuri West to Botanical Garden, out of which 10 are elevated and the rest are underground. Unlike the Airport Metro Express, this line directly serves Terminal 1 of the Indira Gandhi International Airport.

The Botanical Garden is an interchange metro station in Noida between the Blue Line and Magenta Line of the Delhi Metro. It serves as one of the terminal stations of the Magenta line. On 3 May 2024, the metro station was honoured with the title of “Best Metro Station of the Year”. This accolade was announced by the Delhi Metro Rail Corporation(DMRC) on its 30th foundation day held at Bharat Mandapam in New Delhi.