Known for its merger of rivers and the Kumbh Mela, Allahabad is home to many popular buildings belonging to the British era. The city experiences Triveni Sangam which means merger of three holy rivers of India, including Ganges, Yamuna and Saraswati. This merger point remains a major site of the Kumbha mela. History seekers must visit the Allahabad Fort built by the great emperor Ashoka. The fort features watchtowers guarding 3 galleries. Its architecture is highly impressive and it holds a rich history close to its heart. Khusro Bagh is another popular attraction which is a walled garden housing three mausoleums built in Mughal style.