I like: double-hinged car doors

MINI have designed a concept car angled towards the urban market and wanted to get the car back to its roots in terms of Sir Alec Issigonis’ original design specification over five decades ago.
double-hinged doors by MINI
Materials and manufacturing processes have moved on, so the double-hinge makes more today than it would have done first time around. You can find out more about the MINI Rocketman concept here.