Shrine of Mu'in al-Din Chishti

The Shrine of Mu'in al-Din Chishti, also known as the Ajmer Dargah Shareef, is a Sufi dargah complex incorporating the shrine of Mu'in al-Din Chishti, several tombs, and a mosque, located at Ajmer, in the state of Rajasthan, India. The shrine is significant and it is one of the most popular sites of religious visitation for Sunni Muslims in the Indian subcontinent that can attract up to 20,000 pilgrims per day, swelling to hundred of thousands on Chishti's urs.

Source: Wikipedia — Shrine of Mu'in al-Din Chishti (CC BY-SA 4.0)