Mercedes-Benz is dreaming up the future with the F-125 ! a luxury sedan that shows how a car in 25 year can look like. The Concept was just unveiled at the Frankfurt Auto Show - here is the very first video. Most important is the technology of this revolutionary concept. Mercedes-Benz favors Hydrogen as the energy source for the F-Cell Hybrid electric engine and achieves due to an integrated tanks in the body of the car an outstanding range of 1000 Kilometer or about 650 miles - entirely emission free.