Explanation:

Archaeological Survey of India (ASI):-

• ASI, under the Ministry of Culture, is the premier organization for the archaeological research and protection of the cultural heritage of the nation.
• It administers more than 3650 ancient monuments, archaeological sites, and remains of national importance.
• Its activities include carrying out surveys of antiquarian remains, exploration and excavation of archaeological sites, conservation and maintenance of protected monuments, etc.
• It was founded in 1861 by Alexander Cunningham, the first Director-General of ASI.
• Alexander Cunningham is also known as the “Father of Indian Archaeology”.