Ujjain also called as "City of Temples" is the home of one of the 12 Jyotirlinga "Mahakaleshwar". Mahakal Temple is located in the heart of the city,and is about 1 kms from the Station. From Station,City Bus,tempos and rickshaws are available. City Bus will take Rs.10 & Tempos will charge you Rs.7, Rickshaws will charge you Rs.20-30. You can easily find various hotels in Ujjain ,right from dharamshalas to 2 star hotels to 7 star hotels.It would be recommended to attend Bhasma Arti,which occurs at 4 am daily. Tempos,auto will leave you at the road behind the temple,since traffic is restricted there. From there,you have to walk for about 200 mts till the main entrance of the temple. Normally it takes 30-40 mins for darshan,which extends during Mondays. It will take few hours during heavy rush days i.e During the month of "Saavan"(Shravan in Marathi,5th Month according to hindi calender),Maha Shivratri...
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& during kartik mela.
Other than Mahakal Temple,Harsiddhi temple(500 mts from Mahakal),Navgarh(Nine planets) Mandir,(opposite Mahakal temple),Mangalnath Temple(05 kms from Ujjain stn),Sandipani Ashram,Ved Shala(Observatory) are worth visting. All this places are located within the city limits itself(Expect Mangalnath Temple).
Pic 1- Mahakal Temple.
Pic 2 - Shiv limgam,taken during "Bhasma Arti".
Pic source - Google Images(click here & (click here
Regards and Happy Visit.