Bihar's Bodhgaya village is the most important pilgrimage site in the world for Buddhists, as well as a significant destination for Hindus and Jains, but the state remains off-the-beaten-track for most travelers.
Mahabodhi temple.
Bihar's Mahabodhi Temple in Bodhgaya and How to Visit It
Mahabodhi Temple complex
18 Top Things to Do in Bihar, India
Bodhgaya
How to Visit Bodh Gaya India: Where Buddha Became Enlightened