The Bodhi Tree is located in Bodh Gaya, Bihar, where Buddha meditated and achieved enlightenment. The Mahabodhi Temple stands nearby and is a UNESCO World Heritage Site.

While the Darbhanga Raj Palace was primarily developed by the Darbhanga Rajas during British rule, Shah Jahan's administration oversaw significant construction in Bihar. The palace is one of Bihar's most significant architectural structures.

Calculation: 322 - 298 = 24 years. Chandragupta Maurya founded the Mauryan Empire and established his capital at Pataliputra (modern Patna), Bihar.

The Kosi River, originating in Nepal, is notorious for its unpredictable behavior and frequent floods, causing immense damage to Bihar. It has been called the 'Sorrow of Bihar' due to its devastating and recurring flood patterns.

Bakhtiyar Khilji, an Islamic general, attacked Nalanda University around 1193 CE and destroyed much of its library and infrastructure, leading to its decline.

According to the 2011 Census, Bihar's population was approximately 10.3 crores (103 million), making it one of the most populous states in India.

Patna Sahib Gurdwara in Patna marks the birthplace of Guru Gobind Singh, the tenth and final Guru of Sikhism. It is one of the most important Sikh pilgrimage sites.

Madhubani district is world-famous for its traditional Mithila or Madhubani painting, an ancient art form recognized by UNESCO as a Masterpiece of the Oral and Intangible Heritage of Humanity.

The Battle of Buxar (1764) was fought near Patna between the East India Company and a coalition of Mir Qasim (Nawab of Bengal), Shuja-ud-Daulah (Nawab of Awadh), and Mir Jafar (former Nawab). It established British dominance in northern India.

The Ashoka Rock Edict XIII, which contains his famous Kalinga War message and the conversion of Ashoka to Buddhism, is located at Rajgir in Bihar, an ancient city with Buddhist significance.