Shiva Linga
The Siva Linga is often used as a symbol for the worship of Siva. Sivalinga is the most prevalent icon of Siva, found in virtually all Siva temples. It is a rounded, elliptical, aniconic image, usually set on a circular base, or peetham. The Siva Linga is the simplest and most ancient symbol of Siva--God beyond all forms and qualities.