That's even better but you've got to find some ways to shoot through the glass capsule... ;p
One word of caution on Sheares Bridge is if you're doing a tripod long exposure in the evening, beware of heavy vehicles coming through. The entire bridge will vibrate.
IIRC, the shoreline at Esplanade is under renovation. It's all barricaded up so you can't have access to the CBD skyline from there. Anyone can verify?