Bertone Emotion
Supposedly featuring Lotus power, the Emotion was a non-runner that looked sensational
Triumph Herald hatchback
Michelotti made just one prototype for Triumph, before the idea was abandoned
BMW E1
This electric commuter car could have been a hit, but it arrived 25 years too early
Audi e-tron Spyder
Although Audi's e-tron brand is usually reserved for EVs, there was also this hybrid
Pontiac Aztek
Pontiac took a gamble, hoping that buyers wanted something different. They did – but not this
Volvo P172
The P172 could have taken over where the 1800 coupé left off, but Volvo got cold feet
Volvo ECC
The Volvo ECC's tech was a blind alley, but its styling gave a taste of what was to come
Honda Dualnote
The petrol-electric Dualnote featured cutting-edge tech, but it looked like a dog's dinner
GM Hy-Wire
At the turn of the 21st century, the GM Hy-Wire seemingly represented the future of motoring
Lincoln C Concept
This compact luxury family car proved that the best things can come in small packages
Bertone Zabrus
This boxy eighties concept is just as forgotten as the Group B rally car that sired it
Citroen C6 Lignage
The Citroen C6 Lignage looked just as radical as the production car that it led to