Bonalu festival is celebrated in the state of Telangana.

Explanation:
The Bonalu festival is a traditional Hindu festival celebrated in Telangana, a state in southern India. It is dedicated to the goddess Mahakali or Kali. The festival is celebrated during the Ashada masam (July/August) of the Telugu calendar.

Bonalu is derived from the Telugu word "Bhojanalu," which means offering of food. The festival involves offering food, clothes, and other items to the goddess Mahakali. It is believed that the goddess visits her devotees during this time and blesses them with good health and prosperity.

The festival typically lasts for a month, with different parts of Telangana celebrating it on different dates. It begins with the Golconda Bonalu, which is celebrated at the Golconda Fort in Hyderabad. The main day of the festival is known as the Rangam, which is celebrated in various temples across the state.

During the Bonalu festival, women dress in traditional attire and carry Bonalu, which are pots decorated with flowers and turmeric. These pots contain offerings of cooked rice, curd, jaggery, and other delicacies. The women carry these pots on their heads and proceed to the temples, dancing to the beats of traditional drums and offering their prayers.

The festival is accompanied by vibrant processions, cultural performances, and traditional music. It is a significant cultural event in Telangana, showcasing the rich heritage and religious traditions of the region.

In conclusion, the Bonalu festival is celebrated in the state of Telangana as a way to honor the goddess Mahakali and seek her blessings.

Bonalu festival is celebrated in Telangana.