In the morning, visit the historic Allahabad Fort which was built during the reign of Akbar in the 16th century. Explore the fort's unique blend of Hindu and Islamic architecture and take a stroll through the lush gardens within the premises. In the afternoon, visit the Anand Bhawan museum, which is the ancestral home of Jawaharlal Nehru, India's first Prime Minister. In the evening, head to the Triveni Sangam, where the Ganges, Yamuna, and Saraswati rivers converge, and witness the mesmerizing Ganga Aarti ceremony.
Attend the Kumbh Mela, the largest religious gathering in the world, where millions of Hindu pilgrims come together to bathe in the sacred waters of the Ganges river. Witness the colorful processions of the various Akharas (religious orders) and hear the spiritual discourses given by the Sadhus (holy men). In the afternoon, visit the Akshayavat tree, a 2,500-year-old banyan tree mentioned in the Indian epic Ramayana. In the evening, take a boat ride on the Ganges and watch the sun set behind the city's skyline.
Start your day by visiting the Patalpuri Temple, which is situated inside the Allahabad Fort and is believed to be the place where Lord Rama performed his father's last rites. Then, head to the Hanuman Mandir, a temple devoted to the Hindu god Hanuman, and marvel at its stunning architecture. In the afternoon, explore the sprawling campus of the Motilal Nehru National Institute of Technology, which is considered one of India's premier engineering institutions. In the evening, sample some of the delicious street food at the Chowk area, which is renowned for its chaat and lassi.
On your final day, visit the Khusro Bagh, a beautiful garden complex that houses the tombs of the Mughal prince Khusro, his mother and his sister. Admire the intricate carvings on the structures and learn about the history of the Mughal dynasty. In the afternoon, visit the All Saints Cathedral, which is one of the oldest churches in North India and is renowned for its Gothic architecture. In the evening, take a leisurely walk along the banks of the Yamuna river and soak in the serene atmosphere of the city.
If you have time, you can also visit the Jawahar Planetarium, which offers exciting shows on astronomy and space. Another interesting place to visit is the Kalyani Devi temple, which is situated on the banks of the Ganges and is believed to grant wishes to its devotees. If you're interested in exploring the surrounding areas, you can take a day trip to the historic city of Varanasi, which is famous for its ghats and ancient temples.