A Yantra is a geometric design, which acts as an effective tool for attaining siddhi, or to fulfill one’s desire and ambitions speedily. Each yantra is very specific in its purpose, and some are connected with the deities. There are yantras which are associated with planets, diseases, business, gambling, etc. Moreover, there is a process to energize a Yantra so that it can work in tandem with your energies, and give you the desired results. The process includes worshiping a yantra like any other god, offering flowers, reciting mantras and stotras. Some of the most popular yantras are listed below.