Simhastha - Ujjain / Story / Slides

https://en.wikipedia.org/wiki/Ujjain_Simhastha

At Ujjain is the rare configuration of planets that takes place once in 12 years when Sun is in the Aries and Jupiter is in the Leo(Simha) hence the name Simhastha.

http://www.simhastha.nic.in/
http://www.simhasthujjain.in/

http://trimbakeshwar.in/Duration-of-the-Great-Festival-of-Simhastha-Kumbh-Mela.aspx
http://www.rediff.com/news/2004/apr/27sld01.htm