Introduction to the Revolutionary Martyrs Monument: Climb to the top of Jianggang Mountain along the 242 stone steps. A 1,600-square-meter platform is set up, surrounded by stone railings. The Revolutionary Martyrs Monument standing in the middle of the platform is made of white marble, with a base. Four meters square, the stele tower is 21.8 meters high, majestic and heroic, pointing straight into the sky.