Today is Shami Gauri Vratham.This Vrat is observed in Ashada Masam. Worshipping the divine couple Parvati Parameshwara brings lot of happiness and prosperity in life. By performing this Vrat, devotees achieve happiness in marriage and harmony in life.
Kali, also an avatar of Devi. As you can see, Kali is standing on Lord Shiva. This is a symbol that means that Kali is invincible. Kali is the Goddess of time, change, power and destruction. People who use black magic mostly own a Kali statue.