1. Varanasi: Ancient city of Varanasi is situated along the western banks of the Ganges, surrounded by temples everywhere you look. The Kashi Vishwanath Temple is the most popular 
Places to Visit      : Kashi Vishwanath Temple, Manikarnika Ghat, Dhamekh Stupa, Ashoka Pillar, etc. 
Things to Do        : Watch Ganga arati, take a boat ride, and visit temples.

2. Ayodhya, 3. Agra, 4. Vrindavan/Mathura, 5. Sarnath, 6. Lucknow, 7. Vindhyachal, 8. Kushinagar, 9. Jhansi

General Informations about the above destinations:
Best Time to Visit          : Throughout the year
Ideal Vacation Duration: 2 to 3 days
How to Reach              : Via air, rail and road.