It was early on a warm Sunday morning, and very few cars were on the A22 road between Eastbourne and London. A motorcyclist pulled in on the grassy verge and ventured a few yards behind the tree line of Ashdown Forest. The sun shone down between the tall oak trees, casting shadows on the leafy ground. Something stood out amidst the earthy tones of the undergrowth. As the motorcyclist walked closer to the blue fabric that was poking out of the soil, he was overwhelmed by a foul smell...