A water tank, with a fountain in the centre, dating back to the 16th-century Mughal era, has been found by the Archaeological Survey of India in Fatehpur Sikri. Superintending archaeologist of ASI Vasant Swarankar, said “During excavation, a square tank, with arms measuring 8.7 m and depth of 1.1 m, was discovered. Earlier last week, archaeologists discovered the world’s oldest …