The modern commercial town centre has migrated 440 yards ( 400 m ) north - west of the harbour area and 100 feet ( 30 m ) above it .
The modern commercial town centre contains the transport hubs , main services , shopping and nightlife .
The modern commercial town centre has migrated 440 yards ( 400 m ) north - west of the harbour area and 100 feet ( 30 m ) above it and contains the transport hubs , main services , shopping and nightlife .