Vaisakhi, the first day of the solar year, celebrates the harvest. It is especially important in North India.
Ramanavami celebrates the birth day of Rama, the seventh incarnation of the God Vishnu. During the previous eight days, Hindus read the Raymayana, a Hindu epic, which tells the story of Rama.
Holi, a colorful and joyous festival that welcomes Spring, is dedicated to Krishna or Kama.