India's longest-running TV show has been on air for 57 years, has 16000 episodes; not KBC, CID, Taarak Mehta, Bigg Boss

With over 16,780 episodes, Krishi Darshan has been on air for more than 57 years. The show is aimed to provide information related to agricultural practices, animal development, fisheries, and rural development to farming audiences across the nation.

Krishi Darshan was inauguarated by the then PM Indira Gandhi, also the first and only female Prime Minister of India till date. The show's first episode was telecast on January 26, 1967, on the occasion of Republic Day in twentieth year of Indian independence.

The show airs on DD National for the past 57 years. In 2015, it also started airing on DD Kisan. Each episode lasts for around 30 minutes. Its initial broadcast was limited to 80 villages around Delhi, but it was soon scaled up on a much-wider national scale.

The second longest-running TV show in India is Chitrahaar, which has been running for 42 years on DD National with 12,000 episodes. Featuring songs from Bollywood films, its first episode was broadcast on Independence Day on August 15 in 1982.

Another musical show Rangoli is the third longest-running television show in India. It has been on air for 35 years since 1989 with 11,500 episodes. Several popular actresses such as Hema Malini, Sharmila Tagore, and Shweta Tiwari have hosted Rangoli.

Kaun Banega Crorepati has seen 1,230 episodes since 2000. CID has aired 1,547 episodes in its 20-year-run. Bigg Boss has aired 1,864 episodes in 17 years. Taarak Mehta Ka Ooltah Chashmah has been going on for 4,180 episodes since 2008.