Photos: Concept cars at Frankfurt show

Toyota's Endo is one of the many vehicles on display at the 61st International Motor Show in Frankfurt, Germany. Not visible in this picture of the "urban concept car" is its flat-screen dashboard.

A reconstructed Audi A3 racecar gets a fill-up of vegetable oil from inventor and engine specialist Hilmar Wolf. Retooled for the fuel by Wolf, the car reportedly packs 191 horsepower and hits a top speed of about 150 mph.

A visitor to the Frankfurt International Motor Show, taking place from Sept. 12-25, 2005, tries out a driving simulator that imitates a Volkswagen Golf GTI.

This three-wheeler is the Peugeot 20 Cup. To see more pictures of this concept car, click here for Les Echos (a French language site).

Barn doors are a fashion statement for a number of cars at the Frankfurt show. This Renault Eugeus is also equipped with swivel seats.

In this Wiesmann GT, technology takes a backseat to sleek design.