BBC News: Testing times at the Nurburgring

Racing through "green hell" in a supercharged Jaguar is an intense experience.

Flip the paddle twice to change down a couple of gears, a quick tap on the brakes, pick a line around the corner and accelerate through ‑ straight into the next challenge.

At the Nurburgring there is no time to think between each section of track, and there is no room for error.

"If you are too fast here and you make a mistake, you might just make the first corner," observes Jaguar Land Rover's Frank Klaas. "But the next one comes right afterwards and you may not make that one."

The Nurburgring's Nordschleife track is known as the most difficult test track in the world

The owners talk about the "most beautiful country road in the world", but racing legend Jackie Stewart saw it differently, coining the "green hell" description.

The never‑ending twists and the turns, the uneven surfaces, the way the weather changes between different parts of the Nurburgring, have all added to the track's fame ‑ or notoriety.

"Welcome to the most difficult test track in the world," grins Mr Klaas.

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