Zaha played a crucial role in Crystal Palace's victory Getty Arsene Wenger ' ummed' and 'ahhhed' about signing, only to think better of it. Crystal Palace National Sports Centre offers a gym, pools, tennis courts and more. Participate in lessons like Boot Camp, Group Cycle and Pilates. Visit today!. Better operates over facilities across the UK including Gyms, Swimming To book any of the activities at Crystal Palace Climbing Centre please ring us at.