A comprehensive set of images of the new Buick Riviera Concept, including numerous design sketches and rendering.

A video presentation of the Buick Riviera Concept, including the debut at Shangai 2007, Ed Welburn's comments and some dynamic and static shots.

Developed in partnership with SAIC (Shangai Automotive Industry Corporation), the Riviera Concept showcases the future direction of Buick's global design. Among the main features are the carbon fiber body with gullwing doors and the hybrid powertrain.

Static studio shots of the exterior of the 2006 Renault Koleos Concept.

Official presentation video of the CS Concept four-doors GT, unveiled by Bmw at the 2007 Shangai Motor Show.

Official video presentation of the Saab Aero X Concept, unveiled at the 2006 Geneva Motor Show.

Bmw has revealed the first images of the Concept CS, a prestigious four-doors coupé that makes its debut at the Shangai Motor Show.

Adrian van Hooydonk, Director Design at BMW Cars, speaks about the BMW Concept CS, unveiled at the 2007 Shangai Motor Show.

Debuting at the Shangai Motor Show, the Audi Cross Coupé quattro is a compact crossover concept vehicle that shows the latest evolution of the brand's design language and previews the forthcoming production model.

Static shots of the interior of the Koleos Concept, unveiled by Renault at the 2006 Paris Motor Show.