The Martinitoren is the highest church steeple in the city of Groningen, Netherlands and the bell tower of the Martinikerk. The tower is located at the north-eastern corner of the Grote Markt (Main Market Square). It contains a brick spiral staircase consisting of 260 steps, and the carillon within the tower contains 62 bells. The tower is considered one of the main tourist attractions of Groningen and offers a view over the city and surrounding area.