In the morning, explore the historic Allahabad Fort built by Emperor Akbar in 1583. Walk along the fort walls and check out the beautiful views of the Yamuna River. In the afternoon, visit the Patalpuri Temple, located within the fort, and descend into the underground chambers. In the evening, take a stroll on the banks of the Yamuna River and enjoy the sunset.
Start the day with a visit to Anand Bhavan, the former residence of the Nehru family. Learn about India's independence movement from the various exhibits and artifacts on display. In the afternoon, head to the New Yamuna Bridge and visit the Jawahar Planetarium. Watch a show about the stars and galaxies in the evening.
Make sure to take a dip in the Triveni Sangam, the confluence of the Ganges, Yamuna and Saraswati rivers. You can also take a boat ride on the Yamuna River and enjoy the beautiful views of Prayagraj. Side trips to Varanasi and Ayodhya can be done on a shoestring budget and offer a different perspective of the region.