The grandest of all landmarks in Thrissur is the Bible Tower, which can be seen from anywhere in the city. Besides the major tourist spots, there are several other prominent landmarks in the city worth mentioning. Padakllu is a granite menhir (tall standing stone) which dates back between 1000 BCE and 500 CE. There are many other monoliths around Thrissur which belong to the Megalithic Age in Stone Age. The building of the Thrissur Municipal Corporation is a fine colonial style building with a clock tower. Thrissur Railway station, the building of Kerala Sahitya Academy and the Jubilee Mission Medical College and Research Institute are other major landmarks.