Tiruchirappalli Rock Fort is an ancient Fortification and temple monument built on an ancient Rock and situated in the Trichy city of Tamil Nadu State of India. This structure is constructed on a 83 meters high rock which almost a billion year ago rock and it is the landmark of the city. Temple complex houses three temples Manikka Vinayakar temple at the foot of the hill, dedicated to Lord Ganesha, another Ucchi Pillayar Temple at the top of the hill, dedicated to Lord Ganesha and the last one Taayumaanavar Koyil Shivastalam, a rock cut temple dedicated to a Nayaka era saint. Other attractions are the famous Pallava-era Ganesha temple and the Madurai Nayak-era fort.

Initially temple was built by Pallavas, but the Nayaks made use of its naturally fortified position and designed it again. Temple is long climb up with 344 steps cut into the stone to the top. The fort complex has witnessed fierce battles between the Madurai Nayakas and Adil Shahi dynasty of Bijapur, Carnatic region and Maratha Imperial forces. The fort played an important part during the Carnatic Wars, helping lay the foundations of the British Empire in India.