Itanagar has been the capital of Arunachal Pradesh since 20th April 1974. Itanagar is situated at the foothills. The township is situated at 350 metres above mean sea level. It comes administratively under Papumpare district. The Nishis or Nishings is the major tribe in Itanagar area. However, Itanagar can be called as mini India, as people from all over the country, live here in harmony. As a capital town, Itanagar is well connected with the rest of the country by road and air communications. Pawan Hans provides helicopter service between Guwahati and Naharlagun(Itanagar). Deluxe buses are available from Guwahati.

Itanagar is the capital of India's largest North Eastern state. Here one can find historical fort called Itafort, dating back to the 14-15 centuries, after which it is named. The capital houses the Rajbhawan , the official residence of the Governor has also many worth visiting places in and around Itanagar.

A number of festivals are celebrated in this capital city of Arunachal Pradesh. Losar is the New Year celebration of the Monpas. It is celebrated for a period of five days. The festival is marked by prayers, hoisting of religious flags atop the homes, reading of Buddhist scriptures, and lighting butter lamps in the houses. Another important festival is Reh, which is mainly associated with the Idu Mishimis. The special attraction of the six-day celebrations is the priest dance. During Tamladu, the Digaru Mishimis offer prayers to the God of the Earth and the God of the Water. The supreme God Jebmalu is also worshipped. Khan is significant because of a ceremony where the priest ties a piece of wool around everybody's neck. During Sangken, people sprinkle water on each other as a sign of merriment, while smearing of rice powder on each other's face marks the beginning of the five-day celebrations of Mopin.