The Iron Pillar stands in the courtyard of the Quwwat-ul-Islam Mosque inside Delhi’s Qutb complex, in Mehrauli. Dating to around the 4th or 5th century CE, this wrought-iron column is known for resisting corrosion over more than 1,600 years. Look closely at its Sanskrit inscription, which honours Lord Vishnu and refers to King Chandragupta II. The pillar is a compact stop within a larger complex of monuments, and its combination of ancient metalwork and surviving detail makes it especially interesting to history and science enthusiasts.
An ancient pillar in the Qutb complex
The Iron Pillar stands in the courtyard of the Quwwat-ul-Islam Mosque, within the Qutb complex in Mehrauli. It is one of the oldest objects among the surrounding monuments, dating to around the 4th or 5th century CE. The column is made of wrought iron and is about 7.2 metres tall.
Its long resistance to corrosion is the feature that draws particular interest. The pillar has remained exposed for centuries, and its condition has led to close study of the metal and its protective surface. The material is associated with a high phosphorus content, while a protective oxide layer is also cited as part of the explanation.
The inscription and its journey to Delhi
A Sanskrit inscription on the pillar honours Lord Vishnu and refers to King Chandragupta II, who ruled during the Gupta period. It offers a direct connection to the era in which the pillar was made and gives the monument significance beyond its metalworking.
The pillar is believed to have originally stood at Udayagiri, near Vidisha in Madhya Pradesh. It was brought to its present location in 1233, during the reign of Shams-ud-din Iltutmish. Read the inscription and its historical context before or during your visit to make the short stop more informative.
What to notice during your visit
Look at the inscription carved into the iron and take in the pillar’s scale from close by. Its position in the mosque courtyard makes it easy to include while exploring the wider Qutb complex, where other historic structures are nearby.
The pillar was once accessible to touch, but it is now protected. Follow the current restrictions and do not touch or attempt to encircle it. If you are interested in architecture as well as metallurgy, the nearby mosque has carved pillars with lotus and bell motifs.
Perguntas frequentes
Where is the Iron Pillar of Mehrauli?
It is in the courtyard of the Quwwat-ul-Islam Mosque inside the Qutb complex in Mehrauli, Delhi.
How old is the Iron Pillar?
It dates to around the 4th or 5th century CE and has stood for more than 1,600 years.
Can you touch or encircle the pillar?
No. Current regulations prohibit touching or trying to encircle it.
What does the inscription say?
The Sanskrit inscription honours Lord Vishnu and refers to King Chandragupta II.
