Holi or Dol makes Kolkata joyful and happy. The day of Holi is the last full moon of the Hindu month of Phalguna, corresponds to March. The festivities begin, however, a few days before and ending after a few days.
During this period, thousands of people take to the streets, dancing, singing, bonfires are lit and mostly throw bags of powder fragrance and color and paint. The atmosphere of the festival, which celebrates the arrival of spring and the triumph of good over evil, is similar to that of the Western carnival: the rigid social structures are less and Hindus celebrating and joking together, rich and poor, old and young men and women.
Holi is marked by festivities decidedly over the top compared to the traditional Indian sense of decency, marked by colored powders and liquids that will be launched and sprayed with water cannons and syringes, of which there is a weapon for the occasion, anyone who ventures out on the street. After the battle of Holi, everyone is a big rainbow. Origins of Holi, are to be found in natural cycles, mythology and astrology.
Following the lunar calendar, Holi falls on the day after the full moon in the Hindu month of Phalguna (February-March). The anniversary marks the arrival of spring , characterized by the arrival of warm at least before global warming by the blossoming of nature in the colors of the flowers, and the sexual awakening.